make build/release-in-a-container.sh pass shellcheck

build/release-in-a-container.sh

@@ -18,7 +18,7 @@ set -o nounset
 set -o pipefail
 
 # Complete the release with the standard env
-KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
 
 # Check and error if not "in-a-container"
 if [[ ! -f /.dockerenv ]]; then
@@ -46,4 +46,4 @@ if [[ $KUBE_RELEASE_RUN_TESTS =~ ^[yY]$ ]]; then
   make test
 fi
 
-$KUBE_ROOT/build/package-tarballs.sh
+"${KUBE_ROOT}/build/package-tarballs.sh"

hack/.shellcheck_failures

@@ -4,7 +4,6 @@
 ./build/make-build-image.sh
 ./build/make-clean.sh
 ./build/package-tarballs.sh
-./build/release-in-a-container.sh
 ./build/util.sh
 ./cluster/addons/addon-manager/kube-addons.sh
 ./cluster/addons/fluentd-elasticsearch/es-image/run.sh