Fix cv::CommandLineParser::check() documentation

modules/core/include/opencv2/core/utility.hpp

@@ -909,7 +909,7 @@ public:
 
     /** @brief Check for parsing errors
 
-    Returns true if error occurred while accessing the parameters (bad conversion, missing arguments,
+    Returns false if error occurred while accessing the parameters (bad conversion, missing arguments,
     etc.). Call @ref printErrors to print error messages list.
      */
     bool check() const;