Fix the PC config file with the lastest settings

Author: nicolaven

parallelcluster-setup/pcluster-template.config

@@ -18,7 +18,7 @@ master_instance_type=c5.2xlarge
 scheduler=slurm
 s3_read_write_resource=arn:aws:s3:::<MY_S3_BUCKET>*
 post_install = s3://<MY_S3_BUCKET>/post-install.sh
-post_install_args = https://github.com/aws-samples/aws-parallelcluster-monitoring.git,install-monitoring.sh
+post_install_args = https://github.com/aws-samples/aws-parallelcluster-monitoring/tarball/main,aws-parallelcluster-monitoring,install-monitoring.sh
 base_os = alinux2
 tags = {"Grafana" : "true"}
 dcv_settings = my-dcv