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/solr.nix

@@ -0,0 +1,56 @@
+import ./make-test-python.nix ({ pkgs, ... }:
+
+{
+  name = "solr";
+  meta.maintainers = [ pkgs.lib.maintainers.aanderse ];
+
+  nodes.machine =
+    { config, pkgs, ... }:
+    {
+      # Ensure the virtual machine has enough memory for Solr to avoid the following error:
+      #
+      #   OpenJDK 64-Bit Server VM warning:
+      #     INFO: os::commit_memory(0x00000000e8000000, 402653184, 0)
+      #     failed; error='Cannot allocate memory' (errno=12)
+      #
+      #   There is insufficient memory for the Java Runtime Environment to continue.
+      #   Native memory allocation (mmap) failed to map 402653184 bytes for committing reserved memory.
+      virtualisation.memorySize = 2000;
+
+      services.solr.enable = true;
+    };
+
+  testScript = ''
+    start_all()
+
+    machine.wait_for_unit("solr.service")
+    machine.wait_for_open_port(8983)
+    machine.succeed("curl --fail http://localhost:8983/solr/")
+
+    # adapted from pkgs.solr/examples/films/README.txt
+    machine.succeed("sudo -u solr solr create -c films")
+    assert '"status":0' in machine.succeed(
+        """
+      curl http://localhost:8983/solr/films/schema -X POST -H 'Content-type:application/json' --data-binary '{
+        "add-field" : {
+          "name":"name",
+          "type":"text_general",
+          "multiValued":false,
+          "stored":true
+        },
+        "add-field" : {
+          "name":"initial_release_date",
+          "type":"pdate",
+          "stored":true
+        }
+      }'
+    """
+    )
+    machine.succeed(
+        "sudo -u solr post -c films ${pkgs.solr}/example/films/films.json"
+    )
+    assert '"name":"Batman Begins"' in machine.succeed(
+        "curl http://localhost:8983/solr/films/query?q=name:batman"
+    )
+  '';
+})