Also skip matchit matches that are regexes

Author: AndrewRadev

ftplugin/ruby.vim

@@ -34,6 +34,7 @@ if exists("loaded_matchit") && !exists("b:match_words")
   let b:match_skip =
 	\ "synIDattr(synID(line('.'),col('.'),0),'name') =~ '" .
 	\ "\\<ruby\\%(String\\|StringDelimiter\\|ASCIICode\\|Escape\\|" .
+        \ "Regexp\\|RegexpDelimiter\\|" .
 	\ "Interpolation\\|NoInterpolation\\|Comment\\|Documentation\\|" .
 	\ "ConditionalModifier\\|RepeatModifier\\|OptionalDo\\|" .
 	\ "Function\\|BlockArgument\\|KeywordAsMethod\\|ClassVariable\\|" .