Add nixos quickmarks

.config/qutebrowser/quickmarks

@@ -265,3 +265,7 @@ anime torrent https://nyaa.si
 anime stream download https://gogoanime.vc/anime-list.html
 anime torrent anidex https://anidex.info/
 big book of R https://www.bigbookofr.com/index.html
+nixos/flakes https://serokell.io/blog/practical-nix-flakes
+nixos/terminology primer https://stephank.nl/p/2020-06-01-a-nix-primer-by-a-newcomer.html
+nixos/moving into nixos https://foo-dogsquared.github.io/blog/posts/moving-into-nixos/
+nixos/switching to nixos https://kevincox.ca/2020/09/06/switching-to-desktop-nixos/