Migrate 25 crates to monorepo. am: 712824fc95

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/pathdiff/+/3248339

Change-Id: I54fd70aa1f0adbaabbc19683de51f14db8268807
Signed-off-by: Automerger Merge Worker <[email protected]>