ReplicationIT: Use PushOne.ALL_REFS constant

Instead of using a handcrafted string, exactly match the expected value.

Change-Id: I5262c5954afbf8211752c93c30f8082c5b2d677a
diff --git a/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationIT.java b/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationIT.java
index bfabc9f..433f2b5 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationIT.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationIT.java
@@ -251,7 +251,7 @@
         .getInstance(ReplicationQueue.class)
         .scheduleFullSync(project, null, new ReplicationState(NO_OP), true);
 
-    assertThat(listIncompleteTasks(".*all.*")).hasSize(1);
+    assertThat(listIncompleteTasks(Pattern.quote(PushOne.ALL_REFS))).hasSize(1);
   }
 
   @Test
@@ -269,7 +269,7 @@
         .getInstance(ReplicationQueue.class)
         .scheduleFullSync(project, urlMatch, new ReplicationState(NO_OP), true);
 
-    assertThat(listIncompleteTasks(".*all.*")).hasSize(1);
+    assertThat(listIncompleteTasks(Pattern.quote(PushOne.ALL_REFS))).hasSize(1);
     for (ReplicationTasksStorage.ReplicateRefUpdate task : listIncompleteTasks()) {
       assertThat(task.uri).isEqualTo(expectedURI);
     }