Fix to show Xdivert option in CallSettings.

Currently due to recent modifications xdivert
option is not getting shown. This is because
while updating the accounts all preferences are
removed and Xdivert preference is not added.

Fix:Add Xdivert preference while updating phone
accounts.

Change-Id: Icb0d830d4b02fb4a91b30fde27f8d64843a5167f
CRs-Fixed: 2422470
Issue: FP3-A13#56
(cherry picked from commit 63f5c87f11236c39aede5bced078ed4175197c8b)
1 file changed