Remove new Apf RA filter tests in LegacyApfTest am: 8dab1771ab am: 41f3d2a111

Original change: https://android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/3120151

Change-Id: Id98d39c66142d7c7c587e4c9014e84905b47414b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>