runtime-install: exclude gnome-firmware and sigrok-firmware

gnome-firmware is a GNOME app for installing firmwares, no use
here at all. sigrok-firmware is for signal analyzers, again, no
need for it here.

Signed-off-by: Adam Williamson <awilliam@redhat.com>

share/templates.d/99-generic/runtime-install.tmpl

@@ -21,7 +21,8 @@ installpkg grubby
     installpkg --optional *-firmware --except alsa* --except midisport-firmware \
                            --except crystalhd-firmware --except ivtv-firmware \
                            --except cx18-firmware --except iscan-firmware \
-                           --except uhd-firmware --except lulzbot-marlin-firmware
+                           --except uhd-firmware --except lulzbot-marlin-firmware \
+                           --except gnome-firmware --except sigrok-firmware
     installpkg b43-openfwwf
 %endif