Break out ref and copyright to own responses (#79)

src/resolvers/products-resolver.ts

@@ -84,8 +84,6 @@ async function getProductsSearchResult(
   const prods = Promise.all([
     prodApi.searchByName(q),
     prodApi.searchByArtNo(q),
-    prodApi.searchByCopyright(q),
-    prodApi.searchByReferences(q),
   ]).then((d) => d.flat());
 
   return {
@@ -95,6 +93,8 @@ async function getProductsSearchResult(
     keywords: keywApi.searchKeywords(q),
     categories: catApi.searchCategories(q),
     designers: designerApi.searchDesigners(q),
+    copyrights: prodApi.searchByCopyright(q),
+    references: prodApi.searchByReferences(q),
   };
 }