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/editors/vscode/extensions/updateSettings.nix

@@ -0,0 +1,39 @@
+# Updates the vscode setting file base on a nix expression
+# should run from the workspace root.
+{ writeShellScriptBin
+, lib
+, jq
+}:
+##User Input
+{ settings      ? {}
+# if marked as true will create an empty json file if does not exist
+, createIfDoesNotExists ? true
+, vscodeSettingsFile ? ".vscode/settings.json"
+, userSettingsFolder ? ""
+, symlinkFromUserSetting ? false
+}:
+let
+
+  updateVSCodeSettingsCmd = ''
+  (
+    echo 'updateSettings.nix: Updating ${vscodeSettingsFile}...'
+    oldSettings=$(cat ${vscodeSettingsFile})
+    echo $oldSettings' ${builtins.toJSON settings}' | ${jq}/bin/jq -s add > ${vscodeSettingsFile}
+  )'';
+
+  createEmptySettingsCmd = ''mkdir -p .vscode && echo "{}" > ${vscodeSettingsFile}'';
+  fileName = builtins.baseNameOf vscodeSettingsFile;
+  symlinkFromUserSettingCmd = lib.optionalString symlinkFromUserSetting
+    '' && mkdir -p "${userSettingsFolder}" && ln -sfv "$(pwd)/${vscodeSettingsFile}" "${userSettingsFolder}/" '';
+in
+
+  writeShellScriptBin ''vscodeNixUpdate-${lib.removeSuffix ".json" (fileName)}''
+  (lib.optionalString (settings != {})
+    (if createIfDoesNotExists then ''
+      [ ! -f "${vscodeSettingsFile}" ] && ${createEmptySettingsCmd}
+      ${updateVSCodeSettingsCmd} ${symlinkFromUserSettingCmd}
+    ''
+    else ''[ -f "${vscodeSettingsFile}" ] && ${updateVSCodeSettingsCmd} ${symlinkFromUserSettingCmd}
+    ''
+    )
+  )