Rename references to getLteOnCdmaMode

Use @SystemApi TelephonyManager#isGlobalModeEnabled()

Test: build
Bug: 147335742
Change-Id: Ie1b01a97cf163d68e4a5529f1718a9a782d44bb0
Merged-In: Ie1b01a97cf163d68e4a5529f1718a9a782d44bb0
6 files changed