Allow RelyingPartyRegistration Placeholder Resolution in XML #7115

Job	Run time
Check Samples	11m 18s
Check for Package Tangles	7m 46s
Build (windows-latest, 17) / Build	14m 25s
Build (ubuntu-latest, 17) / Build	8m 8s
Test Against Snapshots (17, 17) / Test	6m 35s
Test Against Snapshots (21-ea, 21) / Test	6m 35s
Deploy Artifacts / Deploy Artifacts	2m 3s
Deploy Docs / Deploy Docs	1m 54s
Deploy Schema / Deploy Schema	58s
Perform Release / Perform Release	0s
Perform Release / Next Development Version	0s
Send Notification	0s
	59m 42s

Provide feedback