Add retry logic for SheetSynchronizer

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=138211996

java/google/registry/flows/async/AsyncFlowEnqueuer.java

@@ -78,10 +78,10 @@ public final class AsyncFlowEnqueuer {
    */
   private void addTaskToQueueWithRetry(final Queue queue, final TaskOptions task) {
     retrier.callWithRetry(new Callable<Void>() {
-    @Override
-    public Void call() throws Exception {
-      queue.add(task);
-      return null;
-    }}, TransientFailureException.class);
+      @Override
+      public Void call() throws Exception {
+        queue.add(task);
+        return null;
+      }}, TransientFailureException.class);
   }
 }