[TASK] Remove showRecordFieldList from be_dashboard

The TCA configuration `showRecordFieldList` inside the
`interface` section won't be evaluated anymore since #88901
and is therefore removed.

Resolves: #90493
Related: #88901
Releases: master
Change-Id: I3290da15fe44d57735087725bd881604cf530e9f
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63375


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Benjamin Kott <benjamin.kott@outlook.com>
Tested-by: Susanne Moog <look@susi.dev>
Reviewed-by: Benjamin Kott <benjamin.kott@outlook.com>
Reviewed-by: Susanne Moog <look@susi.dev>

typo3/sysext/dashboard/Configuration/TCA/be_dashboards.php

@@ -20,9 +20,6 @@ return [
         ],
         'searchFields' => 'identifier,title,configuration'
     ],
-    'interface' => [
-        'showRecordFieldList' => 'hidden,identifier,title,configuration,starttime,endtime'
-    ],
     'columns' => [
         'hidden' => [
             'label' => 'LLL:EXT:core/Resources/Private/Language/locallang_general.xlf:LGL.enabled',