linux: Fixed using wrong constant for input text size.

src/core/linux/SDL_ibus.c

@@ -120,7 +120,7 @@ IBus_MessageHandler(DBusConnection *conn, DBusMessage *msg, void *user_data)
         
         text = IBus_GetVariantText(conn, &iter, dbus);
         if (text && *text) {
-            char buf[SDL_TEXTEDITINGEVENT_TEXT_SIZE];
+            char buf[SDL_TEXTINPUTEVENT_TEXT_SIZE];
             size_t text_bytes = SDL_strlen(text), i = 0;
             
             while (i < text_bytes) {