kicad: Move to by-name for easier maintenance

With KiCAD in `by-name` we can more freely get updates merged.

pkgs/top-level/all-packages.nix

@@ -13553,8 +13553,6 @@ with pkgs;
     cairo = cairo.override { x11Support = true; };
   };
 
-  # this is a wrapper for kicad.base and kicad.libraries
-  kicad = callPackage ../applications/science/electronics/kicad { };
   # this is the same but without the (sizable) 3D models library
   kicad-small = kicad.override {
     pname = "kicad-small";
@@ -13583,7 +13581,7 @@ with pkgs;
     with3d = false;
   };
 
-  kicadAddons = recurseIntoAttrs (callPackage ../applications/science/electronics/kicad/addons { });
+  kicadAddons = recurseIntoAttrs (callPackage ../by-name/ki/kicad/addons/package.nix { });
 
   librepcb = qt6Packages.callPackage ../applications/science/electronics/librepcb { };