Merge "Revert "NetworkRequest.Builder should create a defensive copy of capabilities"" am: ec966d6528

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2104464

Change-Id: Ie7108037e1c303cfcbd14d1a880463a06321dc8f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>