Fix a formatting in a test

tests/functional/Handler/DonationHandlerTest.php

@@ -36,7 +36,7 @@ class DonationHandlerTest extends FunctionalTest
 
     public function testDonationCreateCommand()
     {
-        $this->container['command_handler']->handle(new DonationCreateCommand(1, 1, date("Y-m-d H:M:s"), 50, 0, 0));
+        $this->container['command_handler']->handle(new DonationCreateCommand(1, 1, date("Y-m-d H:i:s"), 50, 0, 0));
 
     }