[automerger skipped] Bump Tethering apex version code for R am: 4d535a4e51 -s ours

am skip reason: Merged-In Ia3d5f2201ce67308df8e2689f6c99e28049a4877 with SHA-1 997838cf13 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/15334992

Change-Id: Id8222cd6629a3ca36c678dbd9d5f38c889311c6b