Update pest_meta to 2.5.1 am: 066ae9fe44 am: b57ea32b2a

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/pest_meta/+/2344990

Change-Id: Ia5219e253e430b56ad76c144638bb0639f94d4a8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>