remove inprocess tethering am: 024cbc3418

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2587329

Change-Id: Id06374830ff8156e69cb0988337607ae76333b33
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>