more GDPR classification

src/vs/workbench/api/node/extHostLanguageFeatures.ts

@@ -880,6 +880,7 @@ export class ExtHostLanguageFeatures implements ExtHostLanguageFeaturesShape {
 		const handle = this._nextHandle();
 		this._adapter.set(handle, new HoverAdapter(this._documents, provider, once((name: string, data: any) => {
 			data['extension'] = extensionId;
+			// GDPR__TODO
 			this._telemetry.$publicLog(name, data);
 		})));
 		this._proxy.$registerHoverProvider(handle, selector);