Generate apex_available from c2a instead of a patch am: 3f92d191de am: fc011c2e3d am: 16fc4abb85 am: e50bf47b4a

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/android_log-sys/+/1687129

Change-Id: I34ab337d45fe7869bfdd8bc06f6bd60310182d8f