857e031 mingw: remove reference to %{mingw_package_header} adding deps

Authored and Committed by berrange a year ago
    mingw: remove reference to %{mingw_package_header} adding deps
    
    The %{mingw_package_header} does not express any automatic dependancy on
    the mingwXX-filesystem packages. This must always be explicitly added in
    the spec file.
    
    Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>