Fix minor problems with integrations for Enterprise Search (#177570)

## Summary

2 problems fixed:

1. Outlook integration for Enterprise Search is not marked as Beta
2. OneDrive tile in integrations had wrong icon and URL to create a
connector (copied from Salesforce).

### For maintainers

- [ ] This was checked for breaking API changes and was [labeled
appropriately](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)

---------

Co-authored-by: kibanamachine <[email protected]>
(cherry picked from commit c2b3173)

x-pack/plugins/enterprise_search/server/integrations.ts

@@ -295,13 +295,11 @@ export const registerEnterpriseSearchIntegrations = (
         'connector_client',
       ],
       uiInternalPath:
-        '/app/enterprise_search/content/search_indices/new_index/connector?service_type=salesforce',
+        '/app/enterprise_search/content/search_indices/new_index/connector?service_type=onedrive',
       icons: [
         {
           type: 'svg',
-          src: http.basePath.prepend(
-            '/plugins/enterpriseSearch/assets/source_icons/salesforce_sandbox.svg'
-          ),
+          src: http.basePath.prepend('/plugins/enterpriseSearch/assets/source_icons/onedrive.svg'),
         },
       ],
       shipper: 'enterprise_search',
@@ -977,7 +975,7 @@ export const registerEnterpriseSearchIntegrations = (
         },
       ],
       shipper: 'enterprise_search',
-      isBeta: false,
+      isBeta: true,
     });
 
     customIntegrations.registerCustomIntegration({