chore: bump version to 2.0.4

Prepare the package metadata for the next patch release.

Author: ahmedelgabri

flake.nix

@@ -30,7 +30,7 @@
           default = self'.packages.git-wt;
           git-wt = pkgs.buildGoModule {
             pname = "git-wt";
-            version = "2.0.3";
+            version = "2.0.4";
 
             src = lib.cleanSource ./.;