Merge pull request opencv#26557 from mshabunin/fix-doc-1.12

doc: fixed issue with doxygen 1.12

Author: asmorkalov

modules/core/include/opencv2/core/mat.hpp

@@ -79,9 +79,10 @@ It is defined as:
 @code
     typedef const _InputArray& InputArray;
 @endcode
-where _InputArray is a class that can be constructed from `Mat`, `Mat_<T>`, `Matx<T, m, n>`,
-`std::vector<T>`, `std::vector<std::vector<T> >`, `std::vector<Mat>`, `std::vector<Mat_<T> >`,
-`UMat`, `std::vector<UMat>` or `double`. It can also be constructed from a matrix expression.
+where \ref cv::_InputArray is a class that can be constructed from \ref cv::Mat, \ref cv::Mat_<T>,
+\ref cv::Matx<T, m, n>, std::vector<T>, std::vector<std::vector<T>>, std::vector<Mat>,
+std::vector<Mat_<T>>, \ref cv::UMat, std::vector<UMat> or `double`. It can also be constructed from
+a matrix expression.
 
 Since this is mostly implementation-level class, and its interface may change in future versions, we
 do not describe it in details. There are a few key things, though, that should be kept in mind: