bump nfs: set nfsd threads to 32 by default
bump nfs: set nfsd threads to 32 by default

https://github.com/CSC-IT-Center-for-Science/ansible-role-nfs/pull/3

mantti/fgci-tut,mantti/fgci-tut,mantti/fgci-tut,CSC-IT-Center-for-Science/fgci-ansible