Use correct UriBuilder

extensions/t3omy/Classes/Hooks/RecordListWorkflowFeUsers.php

@@ -101,7 +101,7 @@ class RecordListWorkflowFeUsers implements RecordListHookInterface
             'id' => $row['pid']
         ];
 
-        $uriBuilder = GeneralUtility::makeInstance(\TYPO3\CMS\Extbase\Mvc\Web\Routing\UriBuilder::class);
+        $uriBuilder = GeneralUtility::makeInstance(\TYPO3\CMS\Backend\Routing\UriBuilder::class);
         $href = $uriBuilder->buildUriFromRoute('web_list', $urlParameters);
 
         $class = 'btn btn-default';

extensions/t3omy/Classes/Hooks/RecordListWorkflowOldUsers.php

@@ -100,7 +100,7 @@ class RecordListWorkflowOldUsers implements RecordListHookInterface
             ],
         ];
 
-        $uriBuilder = GeneralUtility::makeInstance(\TYPO3\CMS\Extbase\Mvc\Web\Routing\UriBuilder::class);
+        $uriBuilder = GeneralUtility::makeInstance(\TYPO3\CMS\Backend\Routing\UriBuilder::class);
         $href = $uriBuilder->buildUriFromRoute('web_list', $urlParameters);
 
         $class = 'btn btn-default';