Commits on Mar 26, 2021

1. Fix an error for Style/MultilineMethodSignature …

   This PR fixes the following error and the incorrect auto-correct for
   `Style/MultilineMethodSignature` when line break after opening parenthesis.
   
   ```ruby
   % cat example.rb
   class Foo
     def foo(
       arg
   )
     end
   end
   ```
   
   ## Before
   
   ```console
   % rubocop -a --only Style/MultilineMethodSignature example.rb
   (snip)
   
   Inspecting 1 file
   C
   
   Offenses:
   
   example.rb:2:3: C: [Corrected] Style/MultilineMethodSignature: Avoid
   multi-line method signatures.
   def foo( ...
   ^^^^^^^^
   
   0 files inspected, 1 offense detected, 1 offense corrected
   Infinite loop detected in /private/tmp/example.rb and caused by Style/MultilineMethodSignature
   /Users/koic/.rbenv/versions/3.0.0/lib/ruby/gems/3.0.0/gems/rubocop-1.12.0/lib/rubocop/runner.rb:304:in
   `check_for_infinite_loop'
   /Users/koic/.rbenv/versions/3.0.0/lib/ruby/gems/3.0.0/gems/rubocop-1.12.0/lib/rubocop/runner.rb:287:in
   `block in iterate_until_no_changes'
   /Users/koic/.rbenv/versions/3.0.0/lib/ruby/gems/3.0.0/gems/rubocop-1.12.0/lib/rubocop/runner.rb:286:in
   `loop'
   (snip)
   
   % cat example.rb
   class Foo
     def foo(
       arg)
     end
   end
   ```
   
   ## After
   
   ```console
   % rubocop -a --only Style/MultilineMethodSignature example.rb
   (snip)
   
   class Foo
     def foo(arg)
     end
   end
   ```

   

   koic committed Mar 26, 2021
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