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/video/src/tracking/detail/tracker_mil_model.hpp

@@ -36,7 +36,7 @@ public:
     /**
    * \brief Destructor
    */
-    ~TrackerMILModel() {};
+    ~TrackerMILModel() {}
 
     /**
    * \brief Set the mode

modules/video/src/tracking/detail/tracker_mil_state.hpp

@@ -34,7 +34,7 @@ public:
         */
         TrackerMILTargetState(const Point2f& position, int width, int height, bool foreground, const Mat& features);
 
-        ~TrackerMILTargetState() {};
+        ~TrackerMILTargetState() {}
 
         /** @brief Set label: true for target foreground, false for background
         @param foreground Label for background/foreground

modules/video/src/tracking/detail/tracking_online_mil.cpp

@@ -29,7 +29,7 @@ public:
     bool operator<(SortableElementRev<T>& b)
     {
         return (_val < b._val);
-    };
+    }
 };
 
 static bool CompareSortableElementRev(const SortableElementRev<float>& i, const SortableElementRev<float>& j)
@@ -57,7 +57,7 @@ void sort_order_des(std::vector<T>& v, std::vector<int>& order)
         order[i] = v2[i]._ind;
         v[i] = v2[i]._val;
     }
-};
+}
 
 //implementations for strong classifier