SVG sprite - remove random string from filename

[ghost]

How can I remove random string from filename?

The following currently generates 'sprite-[########].svg'

mode            : {
    css         : {
        "sprite"     : "sprite.svg"
    }
}

I would like to just generate 'sprite.svg'.

[jkphl]

Please toggle the mode.<mode>.bust option to disable cache busting (see common configuration options).