[Cronet] Exclude spaceship operator<=> from coverage profiliing am: b814a150e2

Original change: https://android-review.googlesource.com/c/platform/external/cronet/+/3022283

Change-Id: Ib31195791511d892e80d0a9b55e8e46ea688d08a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>