Fix shellcheck lint errors in test/kubemark/iks/shutdown.sh

hack/.shellcheck_failures

@@ -145,7 +145,6 @@
 ./test/images/volume/rbd/create_block.sh
 ./test/images/volume/rbd/mon.sh
 ./test/images/volume/rbd/osd.sh
-./test/kubemark/iks/shutdown.sh
 ./test/kubemark/iks/startup.sh
 ./test/kubemark/iks/util.sh
 ./test/kubemark/master-log-dump.sh

test/kubemark/iks/shutdown.sh

@@ -24,6 +24,7 @@ RESOURCE_DIRECTORY="${KUBEMARK_DIRECTORY}/resources"
 complete-login
 
 # Remove resources created for kubemark
+# shellcheck disable=SC2154 # Color defined in sourced script
 echo -e "${color_yellow}REMOVING RESOURCES${color_norm}"
 spawn-config
 "${KUBECTL}" delete -f "${RESOURCE_DIRECTORY}/addons" &> /dev/null || true
@@ -35,8 +36,9 @@ rm -rf "${RESOURCE_DIRECTORY}/addons"
 # Remove clusters, namespaces, and deployments
 delete-clusters
 if [[ -f "${RESOURCE_DIRECTORY}/iks-namespacelist.sh" ]] ; then
-  bash ${RESOURCE_DIRECTORY}/iks-namespacelist.sh
-  rm -f ${RESOURCE_DIRECTORY}/iks-namespacelist.sh
+  bash "${RESOURCE_DIRECTORY}/iks-namespacelist.sh"
+  rm -f "${RESOURCE_DIRECTORY}/iks-namespacelist.sh"
 fi
+# shellcheck disable=SC2154 # Color defined in sourced script
 echo -e "${color_blue}EXECUTION COMPLETE${color_norm}"
 exit 0