Add script to delete annotations (#7069)

* add script

* add package.json and script to delete annotations

* amend help

* fix issues

* added explicit runs

* add design document and index creation to script

* update tests to wait for url to change

* i think we can remove this deprecated function now

e2e/tests/functional/search.e2e.spec.js

@@ -175,7 +175,8 @@ test.describe('Grand Search', () => {
 
     let networkRequests = [];
     page.on('request', (request) => {
-      const searchRequest = request.url().endsWith('_find');
+      const searchRequest =
+        request.url().endsWith('_find') || request.url().includes('by_keystring');
       const fetchRequest = request.resourceType() === 'fetch';
       if (searchRequest && fetchRequest) {
         networkRequests.push(request);