gerrit_util: Fix checking if code-owners enabled on repo.

Change-Id: I5f518c22be4c5496f91202015c9caf18d0fa1be9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2778638
Auto-Submit: Edward Lesmes <ehmaldonado@chromium.org>
Reviewed-by: Jason Clinton <jclinton@chromium.org>
Commit-Queue: Edward Lesmes <ehmaldonado@chromium.org>
diff --git a/gerrit_util.py b/gerrit_util.py
index 6923f8b..1b3dc73 100644
--- a/gerrit_util.py
+++ b/gerrit_util.py
@@ -783,7 +783,7 @@
   repo = PercentEncodeForGitRef(repo)
   path = '/projects/%s/code_owners.project_config' % repo
   config = ReadHttpJsonResponse(CreateHttpConn(host, path))
-  return config['status'].get('disabled', False)
+  return not config['status'].get('disabled', False)
 
 
 def GetOwnersForFile(host, project, branch, path, limit=100,