Bump the min sdk of Tethering

This is required because we are bumping the min sdk of NetworkStack
which this depends on.

Test: build locally + aapt2 dump badging

Bug: 444168252

Flag: build.RELEASE_DEPRECATE_MAINLINE_R_SUPPORT
Change-Id: Idbff03cdcca9955a4759c19866895f755abedaaf
4 files changed