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>

pkgs/applications/blockchains/monero-gui/move-log-file.patch

@@ -0,0 +1,14 @@
+diff --git a/src/main/main.cpp b/src/main/main.cpp
+index c5210e5f..45794d72 100644
+--- a/src/main/main.cpp
++++ b/src/main/main.cpp
+@@ -220,6 +220,9 @@ int main(int argc, char *argv[])
+     QCommandLineOption logPathOption(QStringList() << "l" << "log-file",
+         QCoreApplication::translate("main", "Log to specified file"),
+         QCoreApplication::translate("main", "file"));
++    logPathOption.setDefaultValue(
++        QStandardPaths::writableLocation(QStandardPaths::CacheLocation)
++        + "/monero-wallet-gui.log");
+ 
+     QCommandLineOption testQmlOption("test-qml");
+     testQmlOption.setFlags(QCommandLineOption::HiddenFromHelp);