uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/networking/remote/citrix-workspace/default.nix

@@ -0,0 +1,25 @@
+{ lib, callPackage }:
+
+# For detailed information about the Citrix source-tarball, please refer to the OEM
+# reference guide: https://developer-docs.citrix.com/projects/workspace-app-for-linux-oem-guide/en/latest/
+
+let
+  inherit (callPackage ./sources.nix { }) supportedVersions unsupportedVersions;
+  mkCitrix = callPackage ./generic.nix { };
+
+  toAttrName = x: "citrix_workspace_${builtins.replaceStrings [ "." ] [ "_" ] x}";
+
+  unsupported = lib.listToAttrs (
+    map (x: lib.nameValuePair (toAttrName x) (throw ''
+      Citrix Workspace at version ${x} is not supported anymore!
+
+      Actively supported releases are listed here:
+      https://www.citrix.com/support/product-lifecycle/milestones/receiver.html
+    '')) unsupportedVersions
+  );
+
+  supported = lib.mapAttrs' (
+    attr: versionInfo: lib.nameValuePair (toAttrName attr) (callPackage ./generic.nix versionInfo)
+  ) supportedVersions;
+in
+  supported // unsupported