Tests: avoid media registry load for duplicate ids

src/plugins/contracts/registry.contract.test.ts

@@ -6,7 +6,6 @@ import {
 } from "../manifest-registry.js";
 import {
   imageGenerationProviderContractRegistry,
-  mediaUnderstandingProviderContractRegistry,
   pluginRegistrationContractRegistry,
   providerContractLoadError,
   providerContractPluginIds,
@@ -79,7 +78,8 @@ describe("plugin contract registry", () => {
     },
     {
       name: "does not duplicate bundled media provider ids",
-      ids: () => mediaUnderstandingProviderContractRegistry.map((entry) => entry.provider.id),
+      ids: () =>
+        pluginRegistrationContractRegistry.flatMap((entry) => entry.mediaUnderstandingProviderIds),
     },
     {
       name: "does not duplicate bundled realtime transcription provider ids",