Merge pull request #23109 from seanm:misc-warnings

* Fixed clang -Wnewline-eof warnings
* Fixed all trivial clang -Wextra-semi and -Wc++98-compat-extra-semi warnings
* Removed trailing semi from various macros
* Fixed various -Wunused-macros warnings
* Fixed some trivial -Wdocumentation warnings
* Fixed some -Wdocumentation-deprecated-sync warnings
* Fixed incorrect indentation
* Suppressed some clang warnings in 3rd party code
* Fixed QRCodeEncoder::Params documentation.

---------

Co-authored-by: Alexander Smorkalov <alexander.smorkalov@xperience.ai>

modules/photo/include/opencv2/photo/cuda.hpp

@@ -78,7 +78,7 @@ CV_WRAP inline void nonLocalMeans(const GpuMat& src, CV_OUT GpuMat& dst,
                             Stream& stream = Stream::Null())
 {
     nonLocalMeans(InputArray(src), OutputArray(dst), h, search_window, block_size, borderMode, stream);
-};
+}
 
 /** @brief Perform image denoising using Non-local Means Denoising algorithm
 <http://www.ipol.im/pub/algo/bcm_non_local_means_denoising> with several computational

modules/photo/src/denoise_tvl1.cpp

@@ -42,8 +42,6 @@
 #include <vector>
 #include <algorithm>
 
-#define ABSCLIP(val,threshold) MIN(MAX((val),-(threshold)),(threshold))
-
 namespace cv{
 
     class AddFloatToCharScaled{

modules/photo/src/fast_nlmeans_denoising_invoker_commons.hpp

@@ -174,7 +174,7 @@ public:
     static inline int calcUpDownDist(T a_up, T a_down, T b_up, T b_down)
     {
         return calcDist<T>(a_down, b_down) - calcDist<T>(a_up, b_up);
-    };
+    }
 
     template <typename T, typename WT>
     static inline WT calcWeight(double dist, const float *h,
@@ -296,7 +296,7 @@ public:
     static inline int calcUpDownDist(T a_up, T a_down, T b_up, T b_down)
     {
         return calcUpDownDist_<T>::f(a_up, a_down, b_up, b_down);
-    };
+    }
 
     template <typename T, typename WT>
     static inline WT calcWeight(double dist, const float *h,