subtree(3p/cgit): update for git 2.36.0 support

Merge commit '51596ba1c25ff0dbba894153015203b4f1d3947b' into canon

Change-Id: Iaaf7a849d111aebc6bf85cec118439ba1d49f1e3
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5521
Autosubmit: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>

third_party/cgit/default.nix

@@ -40,6 +40,5 @@ stdenv.mkDerivation rec {
     license = lib.licenses.gpl2;
     platforms = lib.platforms.linux;
     maintainers = with lib.maintainers; [ bjornfor ];
-    ci.skip = true; # needs subtree update to work with git 2.36
   };
 }