BetterRYM doesn't catch all creative commons attributes on soundcloud

[kopytko95]

https://soundcloud.com/pyrox-music/pyrox-starlight https://soundcloud.com/pyrox-music/pyrox-scraped Pyrox - Scraped By Pyrox is licensed under a Creative Commons License, but it doesn't trigger BetterRYM in a way that adds the attribute to release

[jgchk]

implemented in b1833173dbed24bc980f7cc02354a2806319a260