TST: Verify that legacy scans pass metadata to RunStart.
TST: Verify that legacy scans pass metadata to RunStart.

sameera2004/bluesky,ericdill/bluesky,ericdill/bluesky,klauer/bluesky,dchabot/bluesky,klauer/bluesky,dchabot/bluesky,sameera2004/bluesky