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/clickhouse.nix

@@ -0,0 +1,32 @@
+import ./make-test-python.nix ({ pkgs, ... }: {
+  name = "clickhouse";
+  meta.maintainers = with pkgs.lib.maintainers; [ ma27 ];
+
+  nodes.machine = {
+    services.clickhouse.enable = true;
+    virtualisation.memorySize = 4096;
+  };
+
+  testScript =
+    let
+      # work around quote/substitution complexity by Nix, Perl, bash and SQL.
+      tableDDL = pkgs.writeText "ddl.sql" "CREATE TABLE `demo` (`value` FixedString(10)) engine = MergeTree PARTITION BY value ORDER BY tuple();";
+      insertQuery = pkgs.writeText "insert.sql" "INSERT INTO `demo` (`value`) VALUES ('foo');";
+      selectQuery = pkgs.writeText "select.sql" "SELECT * from `demo`";
+    in
+      ''
+        machine.start()
+        machine.wait_for_unit("clickhouse.service")
+        machine.wait_for_open_port(9000)
+
+        machine.succeed(
+            "cat ${tableDDL} | clickhouse-client"
+        )
+        machine.succeed(
+            "cat ${insertQuery} | clickhouse-client"
+        )
+        machine.succeed(
+            "cat ${selectQuery} | clickhouse-client | grep foo"
+        )
+      '';
+})