Remove more miniwin code

Source/debug.h

@@ -9,7 +9,6 @@
 
 #include "engine.h"
 #include "engine/cel_sprite.hpp"
-#include "miniwin/miniwin.h"
 #include "utils/stdcompat/string_view.hpp"
 
 namespace devilution {

Source/engine.h

@@ -36,7 +36,6 @@
 #include "engine/point.hpp"
 #include "engine/size.hpp"
 #include "engine/surface.hpp"
-#include "miniwin/miniwin.h"
 #include "utils/stdcompat/cstddef.hpp"
 
 #define TILE_WIDTH 64

Source/miniwin/miniwin.h

@@ -24,11 +24,6 @@ namespace devilution {
 typedef uint32_t DWORD;
 typedef unsigned char BYTE;
 
-//
-// Handles
-//
-typedef void *HANDLE;
-
 typedef void (*WNDPROC)(uint32_t, int32_t, int32_t);
 
 struct tagMSG {

Source/monster.h

@@ -16,7 +16,6 @@
 #include "engine/point.hpp"
 #include "engine/sound.h"
 #include "engine/world_tile.hpp"
-#include "miniwin/miniwin.h"
 #include "monstdat.h"
 #include "spelldat.h"
 #include "textdat.h"

Source/platform/vita/touch.cpp

@@ -2,7 +2,6 @@
 
 #include <cmath>
 
-#include "miniwin/miniwin.h"
 #include "options.h"
 #include "utils/display.h"
 #include "utils/ui_fwd.h"

Source/utils/png.h

@@ -3,7 +3,6 @@
 #include <SDL.h>
 
 #include "engine/assets.hpp"
-#include "miniwin/miniwin.h"
 
 #ifdef __cplusplus
 extern "C" {