minor fixes to fpm/php resources-forms and language-strings

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

lib/formfields/admin/phpconfig/formfield.phpconfig_add.php

@@ -38,7 +38,8 @@ return [
 					'description' => [
 						'label' => lng('admin.phpsettings.description'),
 						'type' => 'text',
-						'maxlength' => 50
+						'maxlength' => 50,
+						'mandatory' => true
 					],
 					'binary' => [
 						'visible' => Settings::Get('system.mod_fcgid') == 1,
@@ -179,7 +180,8 @@ return [
 						'type' => 'textarea',
 						'cols' => 80,
 						'rows' => 20,
-						'value' => $result['phpsettings']
+						'value' => $result['phpsettings'],
+						'mandatory' => true
 					],
 					'allow_all_customers' => [
 						'label' => lng('serversettings.phpfpm_settings.allow_all_customers.title'),