framework-tethering: baseline FlaggedApi Lint violations

The FlaggedApi Lint violations will soon be configured to be errors
instead of warnings. Baseline existing violations.

Bug: 303434307
Test: m framework-tethering.impl-lint
Flag: EXEMPT not possible to flag baseline changes
Ignore-AOSP-First: violation not found in AOSP
Change-Id: I3c98e7a32266867bd7e900248adea94ff9d4be46
1 file changed