Onboard to automated patch releases (Azure#35129)

Author: sjiherzig

eng/pipelines/patch_release_client.txt

@@ -33,6 +33,7 @@ com.azure:azure-data-appconfiguration # Tests owner: mssfang
 com.azure:azure-data-schemaregistry # Tests owner: conniey
 com.azure:azure-data-schemaregistry-apacheavro # Tests owner: conniey
 com.azure:azure-data-tables # Tests owner: jairmyree
+com.azure:azure-digitaltwins-core # Tests owner: sjiherzig
 com.azure:azure-identity-extensions # Tests owner: saragluna, backwind1233
 com.azure:azure-iot-deviceupdate # Tests owner: leolie, ryzhan
 com.azure:azure-messaging-eventgrid # Tests owner: billwert