fix regex

Author: firefart

tools/msftidy.rb

@@ -548,7 +548,7 @@ def check_lines
       if ln =~ /fail_with\(/
         if ln =~ /fail_with\(['"].+['"]\)/
           error("fail_with requires a Failure:: reason as first parameter: #{ln}", idx)
-        elsif ln !~ /fail_with\(Failure\:\:(?:None|Unknown|Unreachable|BadConfig|Disconnected|NotFound|UnexpectedReply|TimeoutExpired|UserInterrupt|NoAccess|NoTarget|NotVulnerable|PayloadFailed),\s*['"].+['"]\)/
+        elsif ln !~ /fail_with\(Failure\:\:(?:None|Unknown|Unreachable|BadConfig|Disconnected|NotFound|UnexpectedReply|TimeoutExpired|UserInterrupt|NoAccess|NoTarget|NotVulnerable|PayloadFailed),.+\)/
           error("fail_with requires a valid Failure:: reason as first parameter: #{ln}", idx)
         end
       end