Fix AndroidX Work deprecation

Author: TacoTheDank

app/src/main/java/org/schabi/newpipe/local/feed/notifications/NotificationWorker.kt

@@ -137,7 +137,7 @@ class NotificationWorker(
                 .enqueueUniquePeriodicWork(
                     WORK_TAG,
                     if (force) {
-                        ExistingPeriodicWorkPolicy.REPLACE
+                        ExistingPeriodicWorkPolicy.CANCEL_AND_REENQUEUE
                     } else {
                         ExistingPeriodicWorkPolicy.KEEP
                     },