Update kotlinx.metadata to 0.5.0 am: 4841603cb8 am: 37778407ca

Original change: https://android-review.googlesource.com/c/platform/external/kotlinx.metadata/+/2384899

Change-Id: Ic04691ebf76aef2f2356acdf7150bcee9ed02443
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>