[automerger skipped] Remove the stub ethernet service from Connectivity module. am: 1bc5454f41 am: 46cf40f6f3 -s ours

am skip reason: Merged-In Ica60df1140bf3f7345e61d642c9e9b706602c50b with SHA-1 e2cc7ae495 is already in history

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2026646

Change-Id: I00cca788a926dc7161b9eccba1e2cb627958fdd4