Remove redundant error class

Author: abnegate

src/SDK/Language/Kotlin.php

@@ -282,12 +282,6 @@ public function getFiles()
                 'template'      => '/kotlin/src/main/java/io/appwrite/extensions/JsonExtensions.kt.twig',
                 'minify'        => false,
             ],
-            [
-                'scope'         => 'default',
-                'destination'   => '/src/main/java/{{ sdk.namespace | caseSlash }}/models/Error.kt',
-                'template'      => '/kotlin/src/main/java/io/appwrite/models/Error.kt.twig',
-                'minify'        => false,
-            ],
             [
                 'scope'         => 'default',
                 'destination'   => '/build.gradle',