Move OWNER reference master=>main. am: 197a9ffbf2 am: 4ee1b52ce1

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/openssl-macros/+/2661254

Change-Id: I549bad4c21b76844db420189dbd0d7466a2492cd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>