Migrate 25 crates to monorepo. am: 91963cc44c

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/fallible-iterator/+/3242469

Change-Id: Ida20bc1983536b6c5620918d42a8df5dcb32bab0
Signed-off-by: Automerger Merge Worker <[email protected]>