src/vs/workbench/browser/parts/banner/bannerPart.ts/BannerPart/focusNextAction
class BannerPart:	focusNextAction(): void {
		const length = this.item?.actions?.length ?? 0;
		this.focusedActionIndex = this.focusedActionIndex < length ? this.focusedActionIndex + 1 : 0;

		this.focusActionLink();
	}