src/vs/workbench/contrib/welcome/gettingStarted/browser/gettingStartedService.ts/GettingStartedService/getCategoryOverrides
class GettingStartedService:	private async getCategoryOverrides(category: BuiltinGettingStartedCategory | BuiltinGettingStartedStartEntry) {
		if (!this.tasExperimentService) { return; }

		const [title, description] = await Promise.all([
			this.tasExperimentService.getTreatment<string>(`gettingStarted.overrideCategory.${category.id}.title`),
			this.tasExperimentService.getTreatment<string>(`gettingStarted.overrideCategory.${category.id}.description`),
		]);

		if (!(title || description)) { return; }

		const existing = assertIsDefined(this.gettingStartedContributions.get(category.id));
		existing.title = title ?? existing.title;
		existing.description = description ?? existing.description;
		this._onDidChangeCategory.fire(this.getCategoryProgress(existing));
	}