CI: Add OpenSSL 3.1 FIPS case. #790

Job	Run time
openssl-1.0.2u	3m 56s
openssl-1.1.0l	2m 20s
openssl-1.1.1u	2m 31s
openssl-3.0.9	5m 2s
openssl-3.1.1	4m 25s
libressl-3.1.5	3m 38s
libressl-3.2.7	3m 10s
libressl-3.3.6	3m 56s
libressl-3.4.3	3m 25s
libressl-3.5.3	3m 18s
libressl-3.6.3	3m 19s
libressl-3.7.3	3m 59s
libressl-3.8.0	3m 23s
openssl-3.0.9 fips	5m 28s
openssl-3.1.1 fips	4m 21s
ruby-versions / Generate Ruby versions	2s
ubuntu-22.04 2.7	1m 11s
ubuntu-22.04 3.0	1m 7s
ubuntu-22.04 3.1	1m 32s
ubuntu-22.04 3.2	1m 11s
ubuntu-22.04 head	1m 6s
ubuntu-22.04 truffleruby	1m 40s
ubuntu-22.04 truffleruby-head	2m 33s
ubuntu-20.04 2.7	1m 28s
ubuntu-20.04 3.0	1m 20s
ubuntu-20.04 3.1	1m 19s
ubuntu-20.04 3.2	1m 22s
ubuntu-20.04 head	1m 4s
ubuntu-20.04 truffleruby-head	2m 19s
macos-latest 2.7	1m 59s
macos-latest 3.0	1m 31s
macos-latest 3.1	1m 26s
macos-latest 3.2	1m 40s
macos-latest head	1m 21s
macos-latest truffleruby-head	4m 53s
windows-latest 2.7	6m 12s
windows-latest 3.0	5m 37s
windows-latest 3.1	5m 57s
windows-latest 3.2	7m 18s
windows-latest ucrt	6m 27s
windows-latest mswin	4m 27s
	2h 4m 13s

Provide feedback