Make futures-executor available to product and vendor am: 6422d13cd2 am: 3a570e3a1c am: b78faaa0a5 am: 8e6fcc19cd

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/futures-executor/+/2475385

Change-Id: If57b17c0b0604edf73617add1c9d9fd59646b679
Signed-off-by: Automerger Merge Worker <[email protected]>