Revert "Skip cancelling work"

This reverts commit 68e45b321b.

app/src/main/java/eu/faircode/email/WorkerDailyRules.java

@@ -154,6 +154,7 @@ public class WorkerDailyRules extends Worker {
                 delay = cal.getTimeInMillis() - now;
 
                 EntityLog.log(context, EntityLog.Type.Rules, "Queuing " + getName() + " delay=" + (delay / (60 * 1000L)) + "m");
+                WorkManager.getInstance(context).cancelUniqueWork(getName());
                 PeriodicWorkRequest.Builder builder =
                         new PeriodicWorkRequest.Builder(WorkerDailyRules.class, 1, TimeUnit.DAYS)
                                 .setInitialDelay(delay, TimeUnit.MILLISECONDS);

app/src/main/java/eu/faircode/email/WorkerSync.java

@@ -92,6 +92,7 @@ public class WorkerSync extends Worker {
 
                 EntityLog.log(context, EntityLog.Type.Cloud,
                         "Queuing " + getName() + " delay=" + (delay / (60 * 1000L)) + "m");
+                WorkManager.getInstance(context).cancelUniqueWork(getName());
                 PeriodicWorkRequest.Builder builder =
                         new PeriodicWorkRequest.Builder(WorkerSync.class, 1, TimeUnit.DAYS)
                                 .setInitialDelay(delay, TimeUnit.MILLISECONDS)