Remove getVpnLockdownUidRanges test api am: 9a9c11e33e am: 92e60e0a80

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2381999

Change-Id: Ibfa4bdfdf762cc93e8ac2de134bc23fb4e134cfd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>