Add keybind for closing skip notices

Fixes #1915

src/content.ts

@@ -2458,6 +2458,7 @@ function hotkeyListener(e: KeyboardEvent): void {
 
     const skipKey = Config.config.skipKeybind;
     const skipToHighlightKey = Config.config.skipToHighlightKeybind;
+    const closeSkipNoticeKey = Config.config.closeSkipNoticeKeybind;
     const startSponsorKey = Config.config.startSponsorKeybind;
     const submitKey = Config.config.actuallySubmitKeybind;
     const openSubmissionMenuKey = Config.config.submitKeybind;
@@ -2475,6 +2476,12 @@ function hotkeyListener(e: KeyboardEvent): void {
             skipButtonControlBar.toggleSkip.call(skipButtonControlBar);
         }
 
+        return;
+    } else if (keybindEquals(key, closeSkipNoticeKey)) {
+        for (let i = 0; i < skipNotices.length; i++) {
+            skipNotices.pop().close();
+        }
+
         return;
     } else if (keybindEquals(key, startSponsorKey)) {
         startOrEndTimingNewSegment();