[Revert^2] Stop tethering request only if fuzzy-matched to existing request am: d093ea69b0

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3543707

Change-Id: I421289df1237e14477cf64a48e5b0f0b826ab388
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>