Add atom art_device_datum_reported.

This is used for logging ART metrics that are device-specific.

Bug: 257028435
Test: Presubmit
Change-Id: Ia46c3e63ef4dad6a448fbb57ed46434f9a555380
Merged-In: Ia46c3e63ef4dad6a448fbb57ed46434f9a555380
(cherry picked from commit dce7608d24433abb9aefd65265d50873a0d3df74)
1 file changed
tree: c764f60acdb01f500c1959d9242fd2f579ce0233
  1. stats/
  2. OWNERS