reset heap

weed/filer/filer_deletion_test.go

@@ -71,9 +71,8 @@ func TestDeletionRetryQueue_ExponentialBackoff(t *testing.T) {
 			t.Errorf("Expected RetryCount %d, got %d", i+1, item.RetryCount)
 		}
 
-		// Remove from queue for next iteration
+		// Reset the heap for the next isolated test iteration
 		queue.lock.Lock()
-		delete(queue.itemIndex, item.FileId)
 		queue.heap = retryHeap{}
 		queue.lock.Unlock()
 	}