(nfs_mounts): use variable for fstype
While testing fstab in devops#640 (closed), we noticed that fstype is hardcoded to nfs, while it seemed to work fine, it's better to be able to change.
Edited by Bo-Chun Chen
While testing fstab in devops#640 (closed), we noticed that fstype is hardcoded to nfs, while it seemed to work fine, it's better to be able to change.