Adapt github issue template to glitch-soc
Adapt github issue template to glitch-soc

We don't have releases, so it don't make sense to mention.
On the other hand, a lot of our code is from upstream, so encourage people to
check whether it is a bug in glitch-soc or upstream.

Kirishima21/mastodon,im-in-space/mastodon,im-in-space/mastodon,im-in-space/mastodon,glitch-soc/mastodon,Kirishima21/mastodon,im-in-space/mastodon,glitch-soc/mastodon,Kirishima21/mastodon,glitch-soc/mastodon,Kirishima21/mastodon,glitch-soc/mastodon