chore: regenerate README (googleapis#406)

This PR was generated using Autosynth. 🌈


<details><summary>Log from Synthtool</summary>

```
2021-03-15 20:27:50,542 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-resourcemanager/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2021-03-15 20:27:51,610 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

```
</details>

Full log will be available here:
https://source.cloud.google.com/results/invocations/f0b1f4b6-2166-4702-aa98-0da85603e89c/targets

- [ ] To automatically regenerate this PR, check this box.

java-resourcemanager/.github/readme/synth.metadata/synth.metadata

@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-resourcemanager.git",
-        "sha": "ff9f8195f06b87d257c5a552ac783cd5245e2369"
+        "sha": "65e876305c137beb9bb2bda2ff70cb220f352943"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "2e7bd5cc66a3f0b90ce1c150eb35c89eeb9872d6"
+        "sha": "94686b06034ff6e11217236fcaa217ec6e24bc39"
       }
     }
   ]

java-resourcemanager/README.md

@@ -54,12 +54,12 @@ compile 'com.google.cloud:google-cloud-resourcemanager'
 ```
 If you are using Gradle without BOM, add this to your dependencies
 ```Groovy
-compile 'com.google.cloud:google-cloud-resourcemanager:0.118.10-alpha'
+compile 'com.google.cloud:google-cloud-resourcemanager:0.118.11-alpha'
 ```
 
 If you are using SBT, add this to your dependencies
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-resourcemanager" % "0.118.10-alpha"
+libraryDependencies += "com.google.cloud" % "google-cloud-resourcemanager" % "0.118.11-alpha"
 ```
 
 ## Authentication