Add move_script check before executing logic

modules/gdscript/gdscript_cache.cpp

@@ -122,7 +122,7 @@ GDScriptParserRef::~GDScriptParserRef() {
 GDScriptCache *GDScriptCache::singleton = nullptr;
 
 void GDScriptCache::move_script(const String &p_from, const String &p_to) {
-	if (singleton == nullptr) {
+	if (singleton == nullptr || p_from == p_to) {
 		return;
 	}