Remove unnecessary @SuppressWarnings annotation

After the raw type warning has been fixed by change Iba5125df5 this
annotation is no longer needed.

Release-Notes: skip
Signed-off-by: Edwin Kempin <ekempin@google.com>
Change-Id: Ib6869dcb7ba569d544a793e8fe4683d5c13aabd4
diff --git a/javatests/com/google/gerrit/server/query/change/FakeQueryChangesTest.java b/javatests/com/google/gerrit/server/query/change/FakeQueryChangesTest.java
index 4f48b9e..fe60119 100644
--- a/javatests/com/google/gerrit/server/query/change/FakeQueryChangesTest.java
+++ b/javatests/com/google/gerrit/server/query/change/FakeQueryChangesTest.java
@@ -109,7 +109,6 @@
 
   @Test
   @UseClockStep
-  @SuppressWarnings("unchecked")
   public void internalQueriesPaginate() throws Exception {
     // create 4 changes
     TestRepository<InMemoryRepositoryManager.Repo> testRepo = createProject("repo");