Migrate 25 crates to monorepo. am: ec6d55b189 am: dae5fb0729

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/libloading/+/3243630

Change-Id: I29e9effaaa3f8b20435c77be90dde91f4bb7c7fd
Signed-off-by: Automerger Merge Worker <[email protected]>