fixing shadowed variable

Author: TwP

lib/chatops/controller/test_case_helpers.rb

@@ -50,7 +50,7 @@ def chat(message, user, room_id = "123")
 
     named_params, command = extract_named_params(message)
 
-    matcher = matchers.find { |matcher| matcher["regex"].match(command) }
+    matcher = matchers.find { |m| m["regex"].match(command) }
 
     raise NoMatchingCommandRegex.new("No command matches '#{command}'") unless matcher