search-backend-module-explore: correctly wire up auth service in new backend

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

.changeset/orange-numbers-think.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-search-backend-module-catalog': patch
+---
+
+Fix wiring of the module exported at the `/alpha` path, which was causing authentication failures.

plugins/search-backend-module-catalog/src/alpha.ts

@@ -77,6 +77,7 @@ export default createBackendModule({
 
     env.registerInit({
       deps: {
+        auth: coreServices.auth,
         config: coreServices.rootConfig,
         discovery: coreServices.discovery,
         tokenManager: coreServices.tokenManager,
@@ -85,6 +86,7 @@ export default createBackendModule({
         catalog: catalogServiceRef,
       },
       async init({
+        auth,
         config,
         discovery,
         tokenManager,
@@ -97,6 +99,7 @@ export default createBackendModule({
             readScheduleConfigOptions(config),
           ),
           factory: DefaultCatalogCollatorFactory.fromConfig(config, {
+            auth,
             entityTransformer,
             discovery,
             tokenManager,