LSP: Fix repeated restart attempts

Author: HolonProduction

modules/gdscript/language_server/gdscript_language_server.cpp

@@ -56,7 +56,8 @@ void GDScriptLanguageServer::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_INTERNAL_PROCESS: {
-			if (!started && EditorNode::get_singleton()->is_editor_ready()) {
+			if (!start_attempted && EditorNode::get_singleton()->is_editor_ready()) {
+				start_attempted = true;
 				start();
 			}
 

modules/gdscript/language_server/gdscript_language_server.h

@@ -41,6 +41,8 @@ class GDScriptLanguageServer : public EditorPlugin {
 
 	Thread thread;
 	bool thread_running = false;
+	// There is no notification when the editor is initialized. We need to poll till we attempted to start the server.
+	bool start_attempted = false;
 	bool started = false;
 	bool use_thread = false;
 	String host = "127.0.0.1";