Merge "serde: make it available to any APEX" am: 92ae4e841e

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/serde/+/2430703

Change-Id: I3272f51bbbb6b580e8e07a5a57d82c0a9d51c76f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>