Using connection dialog with build-in script opens save file dialog

[KoBeWi]

Godot version:

4.0 7ea3a45 / 3.x 94b5a82

Issue description:

Steps to reproduce:

1. Create a build-in script
2. Try connecting any signal to it

[kleonc]

Caused by #42416.

godot/editor/plugins/script_editor_plugin.cpp

Lines 2453 to 2454 in 5ec8920

	// Save the current script so the changes can be picked up by an external editor.
	save_current_script();

godot/editor/plugins/script_editor_plugin.cpp

Line 2327 in 5ec8920

editor->save_resource(resource);

godot/editor/editor_node.cpp

Lines 1099 to 1105 in 5ec8920

	void EditorNode::save_resource(const Ref<Resource> &p_resource) {
	if (p_resource->get_path().is_resource_file()) {
	save_resource_in_path(p_resource, p_resource->get_path());
	} else {
	save_resource_as(p_resource);
	}
	}

godot/core/string/ustring.cpp

Lines 4394 to 4396 in 5ec8920

	bool String::is_resource_file() const {
	return begins_with("res://") && find("::") == -1;
	}