Cleanup cargo2android configs and patches am: 2630d6857a am: b3da39b5b5 am: 17f809d4b3 am: f8bb628cac

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/gdbstub/+/2751003

Change-Id: Idda9023a42a7ede021edc8c679ad9641c787a4d3
Signed-off-by: Automerger Merge Worker <[email protected]>