Merge pull request #70921 from phlogistonjohn/jjm-smb-pids-unlimited

cephadm: update smb server to use unlimited pids

Reviewed-by: Vinit Agnihotri <vagnihot@redhat.com>
Reviewed-by: Shweta Sodani <ssodani@redhat.com>
Reviewed-by: Avan Thakkar <athakkar@redhat.com>