Merge "[NFCI] Change llvm-ar '-format' to be '--format'." am: f73658bd am:...

Merge "[NFCI] Change llvm-ar '-format' to be '--format'." am: f73658bd am: 02dc83d6 am: 9e26721c am: d4eec322

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/1959508

Change-Id: Ie1dba99395aba3cf00469a2171dc3f968451f861