Update tspconfig.yaml (#36516)

Author: kazrael2119

specification/azurestackhci/AzureStackHCI.StackHCIVM.Management/tspconfig.yaml

@@ -29,6 +29,12 @@ options:
     generate-fakes: true
     head-as-boolean: true
     inject-spans: true
+  "@azure-tools/typespec-ts":
+    experimental-extensible-enums: true
+    package-dir: "arm-azurestackhcivm"
+    flavor: azure
+    package-details:
+      name: "@azure/arm-azurestackhcivm"
 linter:
   extends:
     - "@azure-tools/typespec-azure-rulesets/resource-manager"