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/icingaweb2.nix

@@ -0,0 +1,71 @@
+import ./make-test-python.nix ({ pkgs, ... }: {
+  name = "icingaweb2";
+  meta = with pkgs.lib.maintainers; {
+    maintainers = [ das_j ];
+  };
+
+  nodes = {
+    icingaweb2 = { config, pkgs, ... }: {
+      services.icingaweb2 = {
+        enable = true;
+
+        modulePackages = with pkgs.icingaweb2Modules; {
+          particles = theme-particles;
+          spring = theme-spring;
+        };
+
+        modules = {
+          doc.enable = true;
+          migrate.enable =  true;
+          setup.enable = true;
+          test.enable = true;
+          translation.enable = true;
+        };
+
+        generalConfig = {
+          global = {
+            module_path = "${pkgs.icingaweb2}/modules";
+          };
+        };
+
+        authentications = {
+          icingaweb = {
+            backend = "external";
+          };
+        };
+
+        groupBackends = {
+          icingaweb = {
+            backend = "db";
+            resource = "icingaweb_db";
+          };
+        };
+
+        resources = {
+          # Not used, so no DB server needed
+          icingaweb_db = {
+            type = "db";
+            db = "mysql";
+            host = "localhost";
+            username = "icingaweb2";
+            password = "icingaweb2";
+            dbname = "icingaweb2";
+          };
+        };
+
+        roles = {
+          Administrators = {
+            users = "*";
+            permissions = "*";
+          };
+        };
+      };
+    };
+  };
+
+  testScript = ''
+    start_all()
+    icingaweb2.wait_for_unit("multi-user.target")
+    icingaweb2.succeed("curl -sSf http://icingaweb2/authentication/login")
+  '';
+})