Make scopes optional on functions

app/config/collections.php

@@ -4751,8 +4751,8 @@ $consoleCollections = array_merge([
                 'format' => '',
                 'size' => Database::LENGTH_KEY,
                 'signed' => true,
-                'required' => true,
-                'default' => null,
+                'required' => false,
+                'default' => [],
                 'array' => true,
                 'filters' => [],
             ],

src/Appwrite/Migration/Version/V21.php

@@ -131,14 +131,6 @@ class V21 extends Migration
                 $document->setAttribute('version', '1.6.0');
                 $document->setAttribute('accessedAt', DateTime::now());
                 break;
-            case 'functions':
-                /**
-                 * Add scopes attribute.
-                 */
-                if (empty($document->getAttribute('scopes', []))) {
-                    $document->setAttribute('scopes', []);
-                }
-                break;
         }
         return $document;
     }