🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

.kokoro/dependencies.sh

@@ -38,7 +38,7 @@ function determineMavenOpts() {
       | sed -E 's/^(1\.[0-9]\.0).*$/\1/g'
   )
 
-  if [[ $javaVersion -ge 17* ]]
+  if [[ $javaVersion == 17* ]]
     then
       # MaxPermSize is no longer supported as of jdk 17
       echo -n "-Xmx1024m"