Add cargo2android.json am: 72632ec041 am: ee59cb18cf am: f4dc15f8bc am: c892a0ce6a

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/pathdiff/+/2747154

Change-Id: If131f3fa7cc87f74663fa1597973875fd1ac3a34
Signed-off-by: Automerger Merge Worker <[email protected]>