delete a margin and adjust col size for a table

src/client/js/components/Admin/Security/SecuritySetting.jsx

@@ -61,7 +61,7 @@ class SecuritySetting extends React.Component {
         <h4 className="mt-4">
           { t('Page list and search results') }
         </h4>
-        <table className="table col-md-8 m-md-3">
+        <table className="table col-lg-9">
           <thead>
             <tr>
               <th scope="col">{ t('Scope of page showing') }</th>