[automerger skipped] Disable prebuilts when building with clang coverage am:...

[automerger skipped] Disable prebuilts when building with clang coverage am: f372ce14 -s ours am: bd9ec1c2 -s ours

am skip reason: Merged-In I9731400acfade95b3eab8f2d99fddb4cf856aa91 with SHA-1 4a71082e is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/+/18601940



Change-Id: I1ab1abcb0ef58578bdaab751e9a318c61e3f71df
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>