[frontend] don't allow tab hover tip to show up with contextmenu

Author: velzie

frontend/src/components/TabStrip.tsx

@@ -65,11 +65,15 @@ export const DragTab: Component<
 			style="z-index: 0;"
 			class="tab"
 			data-id={this.id}
-			on:mousedown={(e) => {
+			on:mousedown={(e: MouseEvent) => {
 				this.mousedown(e);
 				e.stopPropagation();
 				e.preventDefault();
 			}}
+			on:contextmenu={() => {
+				if (hoverTimeout) clearTimeout(hoverTimeout);
+				this.tooltipActive = false;
+			}}
 			on:transitionend={() => {
 				cx.root.style.transition = "";
 				cx.root.style.zIndex = "0";