Use new no-std flag to cargo2android. am: 0069504377 am: 1a36a6a8e1 am: 3b5819b8e8

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/log/+/2587045

Change-Id: Ibd7459cf73d180529f95e56f0affec16a8b787f8
Signed-off-by: Automerger Merge Worker <[email protected]>