Merge pull request #273984 from NixOS/backport-273862-to-release-23.11

[Backport release-23.11] mpvScripts.chapterskip: Add missing metadata

pkgs/applications/video/mpv/scripts/chapterskip.nix

@@ -14,7 +14,13 @@ buildLua {
   };
 
   meta = {
+    description = "Automatically skips chapters based on title";
+    longDescription = ''
+    MPV script that skips chapters based on their title, categorized using regexes.
+    The set of skipped categories can be configured globally, or by an auto-profile.
+    '';
     homepage = "https://github.com/po5/chapterskip";
+    license = lib.licenses.unfree;  # https://github.com/po5/chapterskip/issues/10
     maintainers = with lib.maintainers; [ nicoo ];
   };
 }