[RuboCop] Redundant return detected. Do not use parentheses for method calls with no arguments.

lib/cocoapods/validator.rb

@@ -540,7 +540,7 @@ module Pod
     def _xcodebuild(command)
       UI.puts command if config.verbose
       output = `#{command}`
-      return output, $?
+      [output, $?]
     end
 
     #-------------------------------------------------------------------------#

spec/unit/validator_spec.rb

@@ -364,7 +364,7 @@ module Pod
         validator.stubs(:check_file_patterns)
         validator.stubs(:validate_url)
         validator.stubs(:`).returns('Output')
-        status = mock()
+        status = mock
         status.stubs(:success?).returns(false)
         validator.stubs(:_xcodebuild).returns(['Output', status])
         validator.validate