Removed the usage of NetworkInfo in telephony

NetworkInfo has been deprecated. Removed all the usages
in telephony. The APN name (i.e. extra info), network type
(i.e. sub type), and suspended state are still passed
up to connectivity service like before.

Fix: 162789235
Test: Manual & FrameworksTelephonyTests
Merged-In: Ie63972d51f3da6780d43304c18b85ccf646330d6
Change-Id: Ie63972d51f3da6780d43304c18b85ccf646330d6
(cherry picked from commit 1099a0d6)