Cmode, CIFS shares, fix allowed share access type

Cmode driver using CIFS helper checks rules for type and allows only old 'sid'
type that was changed to 'user' recently. After rebase to latest master it
became incompatible.

Change-Id: Ibce0ce84dc0a987839da1d546dc819c01baf7bc7
Closes-Bug: #1360548
Merge "Cmode, CIFS shares, fix allowed share access type"