feat: get-resource returns {} if json key not found

This commit changes the behavior of the get-resource util to return {}
instead of the empty string if a jsonpath is passed and the key is not
found.

Signed-off-by: Johnny Bieren <[email protected]>

utils/get-resource

@@ -37,7 +37,7 @@ IFS='/' read -r namespace name <<< "$namespaced_name"
 
 # If a jsonpath is provided, append it to the kubectl command
 if [ ! -z "$jsonpath" ]; then
-  kubectl get $resource_type -n $namespace $name -o jsonpath="$jsonpath"
+  kubectl get $resource_type -n $namespace $name -o jsonpath="$jsonpath" --allow-missing-template-keys=false || echo "{}"
 else
   kubectl get $resource_type -n $namespace $name -o json
 fi