[MM-56399][MM-56397][MM-56456][MM-56269] Various changes for user reporting for admins (#25839)

* [MM-56399] Add user count endpoint for reporting

* [MM-56397] Added search term to user report filter

* Missing translation

* [MM-56456] Rename up/down to prev/next for reporting cursoring

* [MM-56269] Add DeleteAt, MfaActive and AuthService fields to UserReport

* PR feedback

* Fix test

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

webapp/platform/client/src/client4.ts

@@ -52,7 +52,7 @@ import {
     ChannelSearchOpts,
     ServerChannel,
 } from '@mattermost/types/channels';
-import {Options, StatusOK, ClientResponse, LogLevel, FetchPaginatedThreadOptions, UserReportOptions} from '@mattermost/types/client4';
+import {Options, StatusOK, ClientResponse, LogLevel, FetchPaginatedThreadOptions, UserReportOptions, UserReportFilter} from '@mattermost/types/client4';
 import {Compliance} from '@mattermost/types/compliance';
 import {
     ClientConfig,
@@ -999,6 +999,14 @@ export default class Client4 {
         );
     }
 
+    getUserCountForReporting = (filter: UserReportFilter) => {
+        const queryString = buildQueryString(filter);
+        return this.doFetch<number>(
+            `${this.getReportsRoute()}/users/count${queryString}`,
+            {method: 'get'},
+        );
+    }
+
     /**
      * @deprecated
      */