Cancel tvOS scrub with Menu button instead of seeking

Pressing Menu while scrubbing now discards the pending scrub and leaves
playback time unchanged, instead of committing the seek via the
focus-loss path.

Yattee/Views/Player/tvOS/TVPlayerControlsView.swift

@@ -27,6 +27,9 @@ struct TVPlayerControlsView: View {
     var remoteSeekTime: TimeInterval? = nil
     /// Called when user presses left/right on the focused bar outside SELECT scrub.
     var onRemoteSeek: ((Bool) -> Void)? = nil
+    /// Bumped by the parent to cancel any in-progress scrub without seeking
+    /// (used when the Menu button is pressed while scrubbing).
+    var cancelScrubTrigger: UUID? = nil
 
     /// Whether the Debug button should be visible (user-toggled in Developer settings).
     private var showDebugButton: Bool {
@@ -64,7 +67,8 @@ struct TVPlayerControlsView: View {
                     isLive: playerState?.isLive ?? false,
                     sponsorSegments: playerState?.sponsorSegments ?? [],
                     remoteSeekTime: remoteSeekTime,
-                    onRemoteSeek: onRemoteSeek
+                    onRemoteSeek: onRemoteSeek,
+                    cancelScrubTrigger: cancelScrubTrigger
                 )
                 .focusSection()
                 .padding(.horizontal, 88)