break RPM auto dependency generation completely apart

so it installs this noarch
which is in fact x86_64 (because of the build server)
even on i586

packaging/linux/rpm/openra.spec

@@ -2,6 +2,9 @@
 %define version {VERSION_FIELD}
 %define root {ROOT_DIR}
 %define _binaries_in_noarch_packages_terminate_build 0
+%define _use_internal_dependency_generator 0
+%define __find_provides ""
+%define __find_requires ""
 Name: %{name}
 Version: %{version}
 Release: 1