Fix clickable being announced for all modelview text (#8384)

* Fix clickable being announced for all modelview text

* Remove unused method

* Move API changes into proposed

src/sql/azdata.proposed.d.ts

@@ -79,4 +79,11 @@ declare module 'azdata' {
 	export namespace dataprotocol {
 		export function registerSerializationProvider(provider: SerializationProvider): vscode.Disposable;
 	}
+
+	export interface HyperlinkComponent {
+		/**
+		 * An event called when the text is clicked
+		 */
+		onDidClick: vscode.Event<any>;
+	}
 }