trivial: debian: only use mingw-w64-tools in archs with UEFI plugin
trivial: debian: only use mingw-w64-tools in archs with UEFI plugin

fwupd/fwupd,fwupd/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd