Update composer.json
Update composer.json

Fixed typo in email address
designcity/silverstripe-multivaluefield,designcity/silverstripe-multivaluefield,souldigital/silverstripe-multivaluefield,souldigital/silverstripe-multivaluefield,silverstripe-australia/silverstripe-multivaluefield,silverstripe-australia/silverstripe-multivaluefield