Revert "ReplicationIT: Increase timeout for tests"

This reverts commit 84d508247c619b9e1871d7ce47517334bb0240c1.

Reason for revert: That was not the root cause of the flakiness,
as the build is still randomly failing on stable-3.1 and master.

Change-Id: I97b9459488acaec811ce83e63a4d7a21e4cfbdcd
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 e7415f9..c4d1b3e 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationIT.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationIT.java
@@ -60,7 +60,7 @@
   private static final Optional<String> ALL_PROJECTS = Optional.empty();
   private static final FluentLogger logger = FluentLogger.forEnclosingClass();
   private static final int TEST_REPLICATION_DELAY = 1;
-  private static final Duration TEST_TIMEOUT = Duration.ofSeconds(TEST_REPLICATION_DELAY * 4);
+  private static final Duration TEST_TIMEOUT = Duration.ofSeconds(TEST_REPLICATION_DELAY * 2);
 
   @Inject private SitePaths sitePaths;
   @Inject private ProjectOperations projectOperations;