Add additional info to device ID docs in TelephonyManager and Build

Android 10 introduced additional restrictions to access persistent
device identifiers. This commit updates the javadocs for
TelephonyManager and Build to provide additional details regarding
the requirements and how to check if these requirements are met.

Fixes: 158471988
Test: m docs -j
Change-Id: I02932a22ecc5b761aa1a92d59d09d31863c34235