Can't fetch indiegogo project

[hubertbanas]

Issue details

I tried to fetch the following
https://www.indiegogo.com/projects/turris-omnia-hi-performance-open-source-router#/
and got
"wallabag can't retrieve contents for this article. Please report this issue to us."

Environment

• wallabag version 2.0.2
• installed using docker image provided at https://hub.docker.com/r/wallabag/wallabag/
• storage system: SQLite

[j0k3r]

Page is loaded using an ajax query, we can't retrieve the content then ...
See #1520