epkowa: move to by-name

pkgs/by-name/ep/epkowa/package.nix

@@ -474,7 +474,7 @@ in
 let
   fwdir = symlinkJoin {
     name = "esci-firmware-dir";
-    paths = lib.mapAttrsToList (name: value: value + /share/esci) plugins;
+    paths = lib.mapAttrsToList (name: value: value + "/share/esci") plugins;
   };
 in
 let

pkgs/top-level/all-packages.nix

@@ -15383,8 +15383,6 @@ with pkgs;
 
   hjson = with python3Packages; toPythonApplication hjson;
 
-  epkowa = callPackage ../misc/drivers/epkowa { };
-
   image_optim = callPackage ../applications/graphics/image_optim { inherit (nodePackages) svgo; };
 
   libjack2 = jack2.override { prefix = "lib"; };