fix: owlbot post-processor should generate README (#1154)

.github/.OwlBot.lock.yaml

@@ -1,3 +1,3 @@
 docker:
   image: gcr.io/repo-automation-bots/owlbot-java:latest
-  digest: sha256:2e88a4a7fe3377cf8de1fa5982134f6ef2768980fa2f94edcc1ba6604ae2e7ca
+  digest: sha256:69045edb77ff7c78fdfad02eae2b4493b2c358cd9778ab5b6dba0c2b578df0ec

README.md

@@ -27,12 +27,12 @@ If you are using Maven, add this to your pom.xml file:
 
 If you are using Gradle without BOM, add this to your dependencies
 ```Groovy
-compile 'com.google.cloud:google-cloud-gkehub:0.2.1'
+compile 'com.google.cloud:google-cloud-gkehub:0.3.0'
 ```
 
 If you are using SBT, add this to your dependencies
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-gkehub" % "0.2.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-gkehub" % "0.3.0"
 ```
 
 ## Authentication