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>

.github/workflows/basic-eval.yml

@@ -0,0 +1,26 @@
+name: Basic evaluation checks
+
+on:
+  workflow_dispatch
+  # pull_request:
+  #   branches:
+  #    - master
+  #    - release-**
+  # push:
+  #   branches:
+  #    - master
+  #    - release-**
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    # we don't limit this action to only NixOS repo since the checks are cheap and useful developer feedback
+    steps:
+    - uses: actions/checkout@v3
+    - uses: cachix/install-nix-action@v17
+    - uses: cachix/cachix-action@v10
+      with:
+        # This cache is for the nixpkgs repo checks and should not be trusted or used elsewhere.
+        name: nixpkgs-ci
+        signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
+    # explicit list of supportedSystems is needed until aarch64-darwin becomes part of the trunk jobset
+    - run: nix-build pkgs/top-level/release.nix -A tarball.nixpkgs-basic-release-checks --arg supportedSystems '[ "aarch64-darwin" "aarch64-linux" "x86_64-linux" "x86_64-darwin"  ]'