Cleanup cargo2android configs and patches am: f49403b915 am: f05000d33f am: da4b429a69 am: ec0d00390b am: 7268f2d44d

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/bindgen/+/2751063

Change-Id: Ia2010728d4ba73fe999c0a75bb0f3c82982ec7a0
Signed-off-by: Automerger Merge Worker <[email protected]>