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

		this.focusActionLink();
	}