share.manager: Modify allow_access method call

In the init_host method of the ShareManager class, the allow_access
method call of a driver is corrected to also pass on information about
share servers.

Change-Id: I879d7c291299ae514ec21511f01bdef8ee4de2aa
Closes-Bug: #1335815
Merge "share.manager: Modify allow_access method call"