add system_settings data migration

Author: mjauvin

updates/v2.0.0/convert_data.php

@@ -0,0 +1,17 @@
+<?php namespace Winter\Builder\Updates;
+
+use Db;
+use Winter\Storm\Database\Updates\Migration;
+
+class ConvertData extends Migration
+{
+    public function up()
+    {
+        Db::table('system_settings')->where('item', 'rainlab_builder_settings')->update(['item' => 'winter_builder_settings']);
+    }
+
+    public function down()
+    {
+        Db::table('system_settings')->where('item', 'winter_builder_settings')->update(['item' => 'rainlab_builder_settings']);
+    }
+}

updates/version.yaml

@@ -28,3 +28,4 @@
 "2.0.0": 
     - Rebrand to Winter.Builder
     - "Fixes namespace parsing on php >= 8.0"
+    - v2.0.0/convert_data.php