Changed the name of the IME hint to match the naming convention in SDL

include/SDL_hints.h

@@ -488,7 +488,7 @@ extern "C" {
  *   "1"       - If supported by the IM then TEXTEDITING events are not sent, 
  *               and text that is being composed will be rendered in its own UI.
  */
-#define SDL_HINT_IM_INTERNAL_EDITING "SDL_IM_INTERNAL_EDITING"
+#define SDL_HINT_IME_INTERNAL_EDITING "SDL_IME_INTERNAL_EDITING"
 
 /**
  *  \brief  An enumeration of hint priorities

src/core/linux/SDL_ibus.c

@@ -375,7 +375,7 @@ IBus_SetupConnection(SDL_DBusContext *dbus, const char* addr)
     }
 
     if(result){
-        SDL_AddHintCallback(SDL_HINT_IM_INTERNAL_EDITING, &IBus_SetCapabilities, NULL);
+        SDL_AddHintCallback(SDL_HINT_IME_INTERNAL_EDITING, &IBus_SetCapabilities, NULL);
         
         dbus->bus_add_match(ibus_conn, "type='signal',interface='org.freedesktop.IBus.InputContext'", NULL);
         dbus->connection_add_filter(ibus_conn, &IBus_MessageFilter, dbus, NULL);
@@ -495,7 +495,7 @@ SDL_IBus_Quit(void)
         inotify_wd = -1;
     }
     
-    SDL_DelHintCallback(SDL_HINT_IM_INTERNAL_EDITING, &IBus_SetCapabilities, NULL);
+    SDL_DelHintCallback(SDL_HINT_IME_INTERNAL_EDITING, &IBus_SetCapabilities, NULL);
     
     SDL_memset(&ibus_cursor_rect, 0, sizeof(ibus_cursor_rect));
 }