feat(ubuntu): Support Ubuntu 14.04 and 16.04 ESM

[kotakanbe]

What did you implement:

The Ubuntu Security Tracker includes data for Ubuntu ESM.
This update enables Vuls to scan Ubuntu Linux versions even after their End of Life (EOL).

For details, see vulsio/gost#185

Type of change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

$ ./vuls.new -v 
vuls-v0.23.2-build-20230525_043547_5223596

vuls report

u16 (ubuntu16.04)                                                                                      
=================                                                                                      
Total: 333 (Critical:42 High:105 Medium:175 Low:11 ?:0)                                                
291/333 Fixed, 138 poc, 1 exploits, cisa: 0, uscert: 0, jpcert: 36 alerts                              
431 installed                                                                                          
                                                                                                       
Warning: Some warnings occurred.                                                                       
[Standard OS support is EOL(End-of-Life). Purchase extended support if available or Upgrading your OS i
s strongly recommended. Extended support available until 2024-04-01. Check the vendor site.]           
                                                                                                       
                                                                                                       
+------------------+------+--------+-----+-----------+---------+--------------------------------+      
|      CVE-ID      | CVSS | ATTACK | POC |   ALERT   |  FIXED  |            PACKAGES            |      
+------------------+------+--------+-----+-----------+---------+--------------------------------+      
| CVE-2016-1585    |  9.8 |  AV:N  |     |           | unfixed | libapparmor1                   |      
+------------------+------+--------+-----+-----------+---------+--------------------------------+      
...snip

--format-full-text

https://ubuntu.com/security/CVE-2016-7948

...snip...
+------------------------+-----------------------------------------------------------------------------------------------------+
| CVE-2016-7948          | FIXED                                                                                               |
+------------------------+-----------------------------------------------------------------------------------------------------+
| Max Score              | 9.8 CRITICAL (nvd)                                                                                  |
| nvd                    | 9.8/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CRITICAL                                           |
| jvn                    | 9.8/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CRITICAL                                           |
| ubuntu_api             | 0.1-3.9 LOW                                                                                         |
| nvd                    | 7.5/AV:N/AC:L/Au:N/C:P/I:P/A:P HIGH                                                                 |
| jvn                    | 7.5/AV:N/AC:L/Au:N/C:P/I:P/A:P HIGH                                                                 |
| Summary                | X.org libXrandr before 1.5.1 allows remote X servers to trigger out-of-bounds                       |
|                        | write operations by leveraging mishandling of reply data.                                           |
| Primary Src            | https://lists.x.org/archives/xorg-announce/2016-October/002720.html                                 |
| Primary Src            | https://nvd.nist.gov/vuln/detail/CVE-2016-7948                                                      |
| Primary Src            | https://ubuntu.com/security/CVE-2016-7948                                                           |
| Patch                  | https://cgit.freedesktop.org/xorg/lib/libXrandr/commit/?id=a0df3e1c7728205e5c7650b2e6dce684139254a6 |
| Affected Pkg           | libxrandr2-2:1.5.0-1 -> Unknown (FixedIn: 2:1.5.0-1ubuntu0.1~esm1)                                  |
| Confidence             | 100 / UbuntuAPIMatch                                                                                |
| CWE                    | [CWE(2019) Top12] CWE-787: Out-of-bounds Write (nvd)                                                |
| CWE                    | [CWE(2020) Top2] CWE-787: Out-of-bounds Write (nvd)                                                 |
| CWE                    | [CWE(2021) Top1] CWE-787: Out-of-bounds Write (nvd)                                                 |
| CWE                    | [CWE(2022) Top1] CWE-787: Out-of-bounds Write (nvd)                                                 |
| CWE                    | [CWE/SANS(latest) Top12]  CWE-787: Out-of-bounds Write (nvd)                                        |
| CWE                    | https://cwe.mitre.org/data/definitions/CWE-787.html                                                 |
| CWE(2019) Top25        | https://cwe.mitre.org/top25/archive/2019/2019_cwe_top25.html                                        |
| CWE(2020) Top25        | https://cwe.mitre.org/top25/archive/2020/2020_cwe_top25.html                                        |
| CWE(2021) Top25        | https://cwe.mitre.org/top25/archive/2021/2021_cwe_top25.html                                        |
| CWE(2022) Top25        | https://cwe.mitre.org/top25/archive/2022/2022_cwe_top25.html                                        |
| SANS/CWE(latest) Top25 | https://www.sans.org/top25-software-errors/                                                         |
+------------------------+-----------------------------------------------------------------------------------------------------+
...snip

Integration test

• Redis vs RDB ... no diff

Checklist:

• Write tests
• Write documentation
• Check that there aren't other open pull requests for the same issue/feature
• Format your source code by make fmt
• Pass the test by make test
• Provide verification config / commands
• Enable "Allow edits from maintainers" for this PR
• Update the messages below

Is this ready for review?: YES