more cleaning of planned backup-feature (postponed, see backup-feature branch)

Signed-off-by: Michael Kaufmann <d00p@froxlor.org>

install/updates/preconfig/preconfig_2.1.inc.php

@@ -36,19 +36,7 @@ $preconfig = [
 $return = [];
 
 if (Update::versionInUpdate($current_version, '2.1.0-dev1')) {
-	// Backup
-	$description = 'Froxlor now comes with a backup capability (More info see [DOCS LINK].';
-	$question = '<strong>Would you like to enable the backup-feature (default: yes)</strong>';
-	$return['panel_settings_mode'] = [
-		'type' => 'select',
-		'select_var' => [
-			0 => 'No',
-			1 => 'Yes'
-		],
-		'selected' => 1,
-		'label' => $question,
-		'prior_infotext' => $description
-	];
+
 }
 
 $preconfig['fields'] = $return;