Bug 1418671: Re-enable lints; r=me

MozReview-Commit-ID: mo6EmwDwUi

--HG--
extra : rebase_source : 6005dd37220a80824c7c7492bbde16a11bd661df

taskcluster/ci/source-test/kind.yml

@@ -10,6 +10,4 @@ transforms:
    - taskgraph.transforms.task:transforms
 
 jobs-from:
-    # Disable linting jobs due to Bug 1418671
-    # - mozlint.yml
-    []
+    - mozlint.yml