File fix_wrong_default_max_length.patch of Package nconf

diff -Nuar nconf-1.6/modify_attr_write2db.php nconf-1.6_patched/modify_attr_write2db.php
--- nconf-1.6/modify_attr_write2db.php	2024-03-17 18:27:37.000000000 +0100
+++ nconf-1.6_patched/modify_attr_write2db.php	2026-01-03 11:24:26.311864166 +0100
@@ -157,7 +157,7 @@
 if(isset($_POST['max_length'])){
     $max_length = $_POST['max_length'];
 }else{
-    $max_length = "";
+    $max_length = "0";
 }
 
 if($_POST['ordering'] != ""){