Add azure-mixedreality-authentication for automated patch releases (Azure#33938)

This change adds the azure-mixedreality-authentication package for automated patch releases.

Author: crtreasu-msft

eng/pipelines/patch_release_client.txt

@@ -32,6 +32,7 @@ com.azure:azure-messaging-eventhubs # Tests owner: conniey
 com.azure:azure-messaging-eventhubs-checkpointstore-blob # Tests owner: conniey
 com.azure:azure-messaging-servicebus # Tests owner: ki1729
 com.azure:azure-messaging-webpubsub # Tests owner: weidongxu-microsoft
+com.azure:azure-mixedreality-authentication # Tests owner: craigktreasure, RamonArguelles
 com.azure:azure-monitor-query # Tests owner: srnagar
 com.azure:azure-security-attestation # Tests owner: LarryOsterman
 com.azure:azure-security-keyvault-administration # Tests owner: vcolin7