Set valid default noreply address.

Fixes moodlehq#121.

Author: paulholden

config.docker-template.php

@@ -31,6 +31,7 @@
 $CFG->admin     = 'admin';
 $CFG->directorypermissions = 0777;
 $CFG->smtphosts = 'mailhog:1025';
+$CFG->noreplyaddress = '[email protected]';
 
 // Debug options - possible to be controlled by flag in future..
 $CFG->debug = (E_ALL | E_STRICT); // DEBUG_DEVELOPER