Fix crash when returning to Home while a video is playing

Pressing Home while a video plays could crash the app instead of
simply backgrounding it. Closing the player was updating an already
seen screen's fragment after the activity had started saving its
state, which Android does not allow.

app/src/main/java/org/jellyfin/androidtv/ui/browsing/DestinationFragmentView.kt

@@ -140,7 +140,9 @@ class DestinationFragmentView @JvmOverloads constructor(
 		}
 
 		// Update arguments
-		fragment.arguments = entry.arguments
+		if (!fragmentManager.isStateSaved) {
+			fragment.arguments = entry.arguments
+		}
 
 		transaction.apply {
 			// Set options