Merge pull request #1003 from cloudfoundry/support-ruby-31

Adds CI/Rubocop support for Ruby 3.1

Author: pivotal-david-osullivan

.rubocop.yml

@@ -71,3 +71,7 @@ Lint/RedundantCopDisableDirective:
   Enabled: false # disabled as this can be tough to manage across multiple ruby versions
 Style/RedundantFreeze:
   Enabled: false # enable when we only support ruby 3.0+
+Naming/BlockForwarding:
+  Enabled: false # enable when we only support Ruby 3.1+
+Style/HashSyntax:
+  EnforcedShorthandSyntax: either

ci/Dockerfile

@@ -36,3 +36,6 @@ RUN eval "$(rbenv init -)" \
 
 RUN eval "$(rbenv init -)" \
  && rbenv install 3.0.4
+
+RUN eval "$(rbenv init -)" \
+ && rbenv install 3.1.3