backend-plugin-api: properly forward lack of feature options

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

plugins/catalog-backend/api-report.md

@@ -225,7 +225,7 @@ export type CatalogPermissionRule<TParams extends unknown[] = unknown[]> =
   PermissionRule<Entity, EntitiesSearchFilter, 'catalog-entity', TParams>;
 
 // @alpha
-export const catalogPlugin: (options?: unknown) => BackendFeature;
+export const catalogPlugin: (options?: undefined) => BackendFeature;
 
 // @public (undocumented)
 export interface CatalogProcessingEngine {

plugins/catalog-node/src/catalogService.test.ts

@@ -53,7 +53,7 @@ describe('catalogServiceRef', () => {
 
     await startTestBackend({
       services: [mockDiscoveryFactory],
-      features: [testModule({})],
+      features: [testModule()],
     });
   });
 });

plugins/scaffolder-backend/api-report.md

@@ -556,7 +556,7 @@ export type RunCommandOptions = {
 };
 
 // @alpha
-export const scaffolderCatalogModule: (options?: unknown) => BackendFeature;
+export const scaffolderCatalogModule: (options?: undefined) => BackendFeature;
 
 // @public (undocumented)
 export class ScaffolderEntitiesProcessor implements CatalogProcessor {

plugins/scaffolder-backend/src/extension/ScaffolderCatalogModule.test.ts

@@ -24,7 +24,7 @@ describe('ScaffolderCatalogModule', () => {
     const extensionPoint = { addProcessor: jest.fn() };
     await startTestBackend({
       extensionPoints: [[catalogProcessingExtensionPoint, extensionPoint]],
-      features: [scaffolderCatalogModule({})],
+      features: [scaffolderCatalogModule()],
     });
 
     expect(extensionPoint.addProcessor).toHaveBeenCalledWith(