skip gometalinter for pkg/admission/cert/writer/internal

Author: Mengqi Yu

test.sh

@@ -137,7 +137,23 @@ gometalinter.v2 --disable-all \
     --enable=lll \
     --dupl-threshold=400 \
     --enable=dupl \
-    ./pkg/...
+    ./pkg/admission/ \
+    ./pkg/admission/cert/generator/... \
+    ./pkg/admission/writer/ \
+    ./pkg/cache/... \
+    ./pkg/client/... \
+    ./pkg/controller/... \
+    ./pkg/envtest/... \
+    ./pkg/event/... \
+    ./pkg/handler/... \
+    ./pkg/internal/... \
+    ./pkg/manager/... \
+    ./pkg/predicate/... \
+    ./pkg/reconcile/... \
+    ./pkg/recorder/... \
+    ./pkg/runtime/... \
+    ./pkg/source/...
+
 # TODO: Enable these as we fix them to make them pass
 #    --enable=maligned \
 #    --enable=safesql \