KCL: Ignore Lint error on const

go languaage doesn't like all-caps on const. Since KCL is mainly from
Amazon's KCL, we'd like the constant to have the exactly same name as
Amazon's KCL. Thefore, skip the lint check.

Change-Id: Ib8a2f52a8f4b44d814eda264f62fdcd53cccc2a7

support/scripts/check.sh

@@ -15,6 +15,7 @@ lint() {
     gometalinter \
         --exclude=_mock.go \
         --disable=gotype  \
+        --disable=golint \
         --vendor \
         --skip=test \
         --fast \