Bug fix for json export with double quotes

bin/check_last_login.sh

@@ -85,9 +85,9 @@ if [ "${OUTPUT_TARGET}" = "text" ]; then
 	echo "Max age no login   : ${max_age_create} days";
 elif [ "${OUTPUT_TARGET}" = "json" ]; then
 	echo '"Info": {'
-	echo '"AccountId": "'${account_id}'",';
-	echo '"Region": "'${region}'",';
-	echo '"InstanceId": "'${instance_id}'",';
+	echo '"AccountId": '${account_id}',';
+	echo '"Region": '${region}',';
+	echo '"InstanceId": '${instance_id}',';
 	echo '"Hostname": "'$(hostname)'",';
 	echo '"Date": "'$(date +"%F %T")'",';
 	echo '"MaxAgeLogin": '${max_age_login}',';