Add How Long To Beat to Infinite Backlog by ABruguera

Obtains the duration of a game from How Long To Beat (<a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/d121326e0b62954f33f7c94e3271e4a6a214a09c9c4eda9ef7779e66991f4fcf/https%3A//howlongtobeat.com/" rel="nofollow">https://howlongtobeat.com/</a>) and adds it to the right column on a game page of Infinite Backlog (<a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/001c00853e9ae8156a2c8bab74c354dce4fdafd004bdc7df2096ab7a01adaa87/https%3A//infinitebacklog.net/" rel="nofollow">https://infinitebacklog.net/</a>).