Remove unneeded ';' in AccountApi which caused warning

Change-Id: Iac449e7176352d649cec9ad35d923ee5a41b34df
Signed-off-by: Edwin Kempin <ekempin@google.com>
diff --git a/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/api/accounts/AccountApi.java b/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/api/accounts/AccountApi.java
index e23bc0a..2105b8c 100644
--- a/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/api/accounts/AccountApi.java
+++ b/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/api/accounts/AccountApi.java
@@ -121,7 +121,7 @@
     public List<ProjectWatchInfo> setWatchedProjects(
         List<ProjectWatchInfo> in) throws RestApiException {
       throw new NotImplementedException();
-    };
+    }
 
     @Override
     public void deleteWatchedProjects(List<String> in)