m68k: coldfire: fix irq ranges

Working on flexcan0, there was no way to have irq 128 working.
Fix irq 128 and 196 setup.

Signed-off-by: Angelo Dureghello <angelo@kernel-space.org>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>