fix shellcheck failure

hack/dev-build-and-up.sh

@@ -21,12 +21,13 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
 
 # Build a dev release
-make -f ${KUBE_ROOT}/Makefile quick-release
 
-if [ "$?" != "0" ]; then
+
+if ! make -f "${KUBE_ROOT}"/Makefile quick-release
+then
         echo "Building the release failed!"
         exit 1
 fi