Update thiserror crate to 1.0.49 am: 91e199e0b9

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/thiserror/+/2786823

Change-Id: I8c10ad7a55b9c7a5190d5c4e8caa4ed20b7d254c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>