fix(catalog-backend): make catalog.useUrlReadersSearch actually work

Currently the config isn't passed to the UrlReaderProcessor, so this config flag is ignored

Signed-off-by: Thomas Cardonne <thomas.cardonne@adevinta.com>

.changeset/strange-eels-turn.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-catalog-backend': patch
+---
+
+Correctly use the `catalog.useUrlReadersSearch` config.

plugins/catalog-backend/src/service/CatalogBuilder.ts

@@ -378,7 +378,7 @@ export class CatalogBuilder {
 
     return [
       new FileReaderProcessor(),
-      new UrlReaderProcessor({ reader, logger }),
+      new UrlReaderProcessor({ reader, logger, config }),
       CodeOwnersProcessor.fromConfig(config, { logger, reader }),
       new AnnotateLocationEntityProcessor({ integrations }),
     ];