pkg-config: modules list contains only OpenCV modules (fixes #5852)

cmake/OpenCVUtils.cmake

@@ -806,7 +806,13 @@ macro(ocv_get_all_libs _modules _extra _3rdparty)
     else()
       set(deps "")
     endif()
-    list(INSERT ${_modules} 0 ${deps} ${m})
+    set(_rev_deps "${deps};${m}")
+    ocv_list_reverse(_rev_deps)
+    foreach (dep ${_rev_deps})
+      if(DEFINED OPENCV_MODULE_${dep}_LOCATION)
+        list(INSERT ${_modules} 0 ${dep})
+      endif()
+    endforeach()
     foreach (dep ${deps} ${OPENCV_LINKER_LIBS})
       if (NOT DEFINED OPENCV_MODULE_${dep}_LOCATION)
         if (TARGET ${dep})
@@ -832,9 +838,6 @@ macro(ocv_get_all_libs _modules _extra _3rdparty)
     endif()
   endif()
 
-  # split 3rdparty libs and modules
-  list(REMOVE_ITEM ${_modules} ${${_3rdparty}} ${${_extra}} non_empty_list)
-
   ocv_list_filterout(${_modules} "^[\$]<")
   ocv_list_filterout(${_3rdparty} "^[\$]<")
   ocv_list_filterout(${_extra} "^[\$]<")