Make fallible-iterator available to product and vendor am: 6acfda390b am: 0ff7f26229 am: d4796d5739 am: b1b015918c am: 266681c5c2

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/fallible-iterator/+/2475075

Change-Id: I2967cf8370eadec05037d9a62346ff700d6ab061
Signed-off-by: Automerger Merge Worker <[email protected]>