Merge "Update TEST_MAPPING" am: 2fd73219ce am: 55cb1a0354 am: 364d1f084e am: 840b4fd4c0

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/serde/+/2006201

Change-Id: Id7c0d278e9ee51dfa312a1d255624c928c4b80d7