src/vs/workbench/contrib/welcomeGettingStarted/browser/gettingStarted.ts/GettingStartedPage/makeCategoryVisibleWhenAvailable
class GettingStartedPage:	async makeCategoryVisibleWhenAvailable(categoryID: string, stepId?: string) {
		if (!this.gettingStartedCategories.some(c => c.id === categoryID)) {
			await this.gettingStartedService.installedExtensionsRegistered;
			this.gettingStartedCategories = this.gettingStartedService.getWalkthroughs();
		}

		const ourCategory = this.gettingStartedCategories.find(c => c.id === categoryID);
		if (!ourCategory) {
			throw Error('Could not find category with ID: ' + categoryID);
		}

		this.scrollToCategory(categoryID, stepId);
	}