Update src/typingsInstaller/nodeTypingsInstaller.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: KushalMeghani1644

src/typingsInstaller/nodeTypingsInstaller.ts

@@ -499,7 +499,7 @@ class NodeTypingsInstaller extends ts.server.typingsInstaller.TypingsInstaller {
     private readonly metrics: InstallationMetrics;
     private delayedInitializationError:
         | ts.server.InitializationFailedResponse
-        | undefined = undefined;
+        | undefined;
 
     // Implement the abstract typesRegistry property from base class
     readonly typesRegistry: Map<string, MapLike<string>> = new Map();