Improve wording

Co-authored-by: Matti Schneider <[email protected]>

Author: Ndpnt

scripts/declarations/validate/index.mocha.js

@@ -91,7 +91,7 @@ export default async options => {
           const conflictingNames = serviceFilterNames.filter(name => reservedFilterNames.includes(name));
 
           if (conflictingNames.length) {
-            throw new Error(`Service filter file "${serviceId}.filters.js" declares filters with engine reserved names: "${conflictingNames.join('", "')}".`);
+            throw new Error(`Service filter file "${serviceId}.filters.js" declares filters with names used by built-in filters: "${conflictingNames.join('", "')}". Rename these filters to avoid a collision.`);
           }
         });
 

src/archivist/extract/exposedFilters.test.js

@@ -96,7 +96,7 @@ describe('exposedFilters', () => {
 
       before(() => {
         link = webPageDOM.createElement('a');
-        link.href = 'ht^tp://example.com?utm_source=test';
+        link.href = 'ht^THIS_IS_WRONG^tp://example.com?utm_source=test';
         webPageDOM.body.appendChild(link);
       });