Revert "Pull Sonarr commit 'Import lists in settings overview' (#5138)"

This reverts commit 4b279e87cf.

frontend/src/Settings/Settings.js

@@ -91,17 +91,6 @@ function Settings() {
           {translate('ListsSettingsSummary')}
         </div>
 
-        <Link
-          className={styles.link}
-          to="/settings/importlists"
-        >
-          Import Lists
-        </Link>
-
-        <div className={styles.summary}>
-          Import from lists and manage list exclusions
-        </div>
-
         <Link
           className={styles.link}
           to="/settings/connect"