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>

nixos/tests/etebase-server.nix

@@ -0,0 +1,50 @@
+import ./make-test-python.nix ({ pkgs, ... }:
+
+let
+  dataDir = "/var/lib/foobar";
+
+in {
+    name = "etebase-server";
+    meta = with pkgs.lib.maintainers; {
+      maintainers = [ felschr ];
+    };
+
+    nodes.machine = { pkgs, ... }:
+      {
+        services.etebase-server = {
+          inherit dataDir;
+          enable = true;
+          settings.global.secret_file =
+            toString (pkgs.writeText "secret" "123456");
+        };
+      };
+
+    testScript = ''
+      machine.wait_for_unit("etebase-server.service")
+      machine.wait_for_open_port(8001)
+
+      with subtest("Database & src-version were created"):
+          machine.wait_for_file("${dataDir}/src-version")
+          assert (
+              "${pkgs.etebase-server}"
+              in machine.succeed("cat ${dataDir}/src-version")
+          )
+          machine.wait_for_file("${dataDir}/db.sqlite3")
+          machine.wait_for_file("${dataDir}/static")
+
+      with subtest("Only allow access from allowed_hosts"):
+          machine.succeed("curl -sSfL http://0.0.0.0:8001/")
+          machine.fail("curl -sSfL http://127.0.0.1:8001/")
+          machine.fail("curl -sSfL http://localhost:8001/")
+
+      with subtest("Run tests"):
+          machine.succeed("etebase-server check")
+          machine.succeed("etebase-server test")
+
+      with subtest("Create superuser"):
+          machine.succeed(
+              "etebase-server createsuperuser --no-input --username admin --email root@localhost"
+          )
+    '';
+  }
+)