Added 0.10.x code examples

docs/examples/0.10.x/server-php/examples/database/delete-document.md

@@ -0,0 +1,16 @@
+<?php
+
+use Appwrite\Client;
+use Appwrite\Services\Database;
+
+$client = new Client();
+
+$client
+    ->setEndpoint('https://[HOSTNAME_OR_IP]/v1') // Your API Endpoint
+    ->setProject('5df5acd0d48c2') // Your project ID
+    ->setKey('919c2d18fb5d4...a2ae413da83346ad2') // Your secret API key
+;
+
+$database = new Database($client);
+
+$result = $database->deleteDocument('[COLLECTION_ID]', '[DOCUMENT_ID]');