Move OWNER reference master=>main. am: 73770e4647 am: f29980bf7e

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/futures-test/+/2662742

Change-Id: I69d20508278206b253694c39827eca924a630887
Signed-off-by: Automerger Merge Worker <[email protected]>