[YUNIKORN-1736] [ADDENDUM] Add some examples for authz use cases
diff --git a/Makefile b/Makefile
index 75ae538..bfad12c 100644
--- a/Makefile
+++ b/Makefile
@@ -144,7 +144,7 @@
 
 # Check scripts
 .PHONY: check_scripts
-ALLSCRIPTS := $(shell find . -name '*.sh')
+ALLSCRIPTS := $(shell find . -name '*.sh' -not -path './_spark/*')
 check_scripts: install_shellcheck
 	@echo "running shellcheck"
 	@if command -v "shellcheck" &> /dev/null; then \
diff --git a/deployments/examples/authz/k8s-api-access/create-user.sh b/deployments/examples/authz/k8s-api-access/create-user.sh
index 14cea43..f6a705a 100755
--- a/deployments/examples/authz/k8s-api-access/create-user.sh
+++ b/deployments/examples/authz/k8s-api-access/create-user.sh
@@ -22,7 +22,7 @@
 
 mkdir -p $AUTH_FOLDER
 for ((i = 0; i < ${#USERS[@]}; ++i)); do
-    USER=(${USERS[i]})
+    USER=("${USERS[i]}")
     USERNAME=${USER[0]}
     GROUP=${USER[1]}
     AUTH_FILE=$AUTH_FOLDER/$USERNAME
diff --git a/deployments/examples/authz/k8s-api-access/remove-user.sh b/deployments/examples/authz/k8s-api-access/remove-user.sh
index 980b802..f3e05e0 100755
--- a/deployments/examples/authz/k8s-api-access/remove-user.sh
+++ b/deployments/examples/authz/k8s-api-access/remove-user.sh
@@ -19,7 +19,7 @@
 USERS=("admin admin" "sue group-a" "bob group-a" "kim dev" "yono test" "anonymous anonymous")
 
 for ((i = 0; i < ${#USERS[@]}; ++i)); do
-    USER=(${USERS[i]})
+    USER=("${USERS[i]}")
     USERNAME=${USER[0]}
 
     kubectl delete csr/"$USERNAME"-csr