bullhead: Fixed SBM's voicemail number for other mcc/mnc

SBM supports 440/00, 441/00, and 441/20, as well.
Original commit:
commit 356ead871a4420c34fc509abefad2f2fee41cde9
Author: Vineeta Srivastava <vsrivastava@google.com>
Date:   Thu Oct 1 18:19:45 2015 -0700

    bullhead: Fixerd SBM's voicemail number

Bug: 24555162
Change-Id: I4e8cbd866f614fae0be0b52b4c35082c47510c67
3 files changed