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/data/fonts/ipaexfont/default.nix

@@ -0,0 +1,28 @@
+{ lib, fetchzip }:
+
+fetchzip {
+  name = "ipaexfont-004.01";
+
+  url = "https://moji.or.jp/wp-content/ipafont/IPAexfont/IPAexfont00401.zip";
+
+  postFetch = ''
+    mkdir -p $out/share/fonts
+    unzip -j $downloadedFile \*.ttf -d $out/share/fonts/opentype
+  '';
+
+  sha256 = "0wp369kri33kb1mmiq4lpl9i4xnacw9fj63ycmkmlkq64s8qnjnx";
+
+  meta = with lib; {
+    description = "Japanese font package with Mincho and Gothic fonts";
+    longDescription = ''
+      IPAex font is a Japanese font developed by the Information-technology
+      Promotion Agency of Japan. It provides both Mincho and Gothic fonts,
+      suitable for both display and printing.
+
+      This is the successor to the IPA fonts.
+    '';
+    homepage = "https://moji.or.jp/ipafont/";
+    license = licenses.ipa;
+    maintainers = with maintainers; [ gebner ];
+  };
+}