add comment for other remaps

lychee.toml

@@ -36,9 +36,17 @@ remap = [
 
     # Spanisch tutorial page (PNG) -> reuses images from english version
     'file:///home/runner/work/music-encoding.github.io/music-encoding.github.io/_tutorials-ES/(.*/)?(.+).png https://github.com/music-encoding/music-encoding.github.io/tree/gh-pages/tutorials/$2.png',
+
+    # MEI Basic
     'https://github.com/music-encoding/music-encoding/tree/basic https://github.com/music-encoding/music-encoding/commit/b50748ce537b43e1527791fb41e8c28aa1582cdb',
+
+    # Conference program 2017
     'http://music-encoding.org/community/conference/tours17/program/ https://web.archive.org/web/20170511140944/http://music-encoding.org/community/conference/tours17/program',
+
+    # By-laws
     'http://music-encoding.org/community/mei-organization/mei-by-laws/ https://music-encoding.org/community/mei-by-laws.html',
+
+    # Proceedings repo
     'http://music-encoding.org/proceedings https://github.com/music-encoding/mec-proceedings',
 ]