WinRT: renamed a mouse-related header file for naming-consistency's sake

src/video/winrt/SDL_winrtmouse.cpp

@@ -44,7 +44,7 @@ extern "C" {
 
 #include "../../core/winrt/SDL_winrtapp.h"
 #include "SDL_winrtvideo_cpp.h"
-#include "SDL_winrtmouse.h"
+#include "SDL_winrtmouse_c.h"
 
 
 extern "C" SDL_bool WINRT_UsingRelativeMouseMode = SDL_FALSE;

src/video/winrt/SDL_winrtpointerinput.cpp

@@ -24,7 +24,7 @@
 
 /* SDL includes */
 #include "SDL_winrtevents_c.h"
-#include "SDL_winrtmouse.h"
+#include "SDL_winrtmouse_c.h"
 #include "SDL_winrtvideo_cpp.h"
 #include "SDL_assert.h"
 #include "SDL_system.h"

src/video/winrt/SDL_winrtvideo.cpp

@@ -48,7 +48,7 @@ extern "C" {
 #include "../../core/winrt/SDL_winrtxaml_cpp.h"
 #include "SDL_winrtvideo_cpp.h"
 #include "SDL_winrtevents_c.h"
-#include "SDL_winrtmouse.h"
+#include "SDL_winrtmouse_c.h"
 #include "SDL_main.h"
 #include "SDL_system.h"