src/vs/workbench/contrib/extensions/browser/extensionsActions.ts/UpdateAction/run
class UpdateAction:	override async run(): Promise<any> {
		if (!this.extension) {
			return;
		}
		alert(localize('updateExtensionStart', "Updating extension {0} to version {1} started.", this.extension.displayName, this.extension.latestVersion));
		return this.install(this.extension);
	}