RuboCop Rails 2.29.1

Bug fixes

• #1423: Fix an error for Rails/StrongParametersExpect when using permit with no arguments. (@koic)
• #1417: Fix an incorrect autocorrect for Rails/StrongParametersExpect when using a leading dot multiline call to require with permit. (@koic)
• #1356: Enhance Rails/DuplicateAssociation to handle alias. (@ydakuka)
• #1389: Handle TypeError caused by passing array literals as arguments to File methods in Rails/FilePath cop. (@ydakuka)
• #1389: Handle TypeError caused by passing array literals as arguments to File methods in Rails/RootPathnameMethods cop. (@ydakuka)
• #1228: Enhance Rails/SaveBang to properly handle instance variables. (@ydakuka)