[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

static/css/legacy-datatables.less

@@ -424,7 +424,6 @@ tr.even.gradeU td.sorting_3 {
   }
 }
 
-
 .dataTables_paginate.paging_full_numbers:has(.paginate_button.previous.disabled):has(.paginate_button.next.disabled):has(.paginate_button.first.disabled):has(.paginate_button.last.disabled) {
   display: none;
 }