sh: remove old broken pint code

The code in arch/sh/kernel/cpu/irq/pint.c doesn't compile, so let's
get rid of it to make space for a future pint implementation on top
of intc.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/kernel/cpu/irq/Makefile

@@ -4,7 +4,6 @@
 obj-y	+= imask.o
 
 obj-$(CONFIG_CPU_HAS_IPR_IRQ)		+= ipr.o
-obj-$(CONFIG_CPU_HAS_PINT_IRQ)		+= pint.o 
 obj-$(CONFIG_CPU_HAS_MASKREG_IRQ)	+= maskreg.o
 obj-$(CONFIG_CPU_HAS_INTC_IRQ)		+= intc.o
 obj-$(CONFIG_CPU_HAS_INTC2_IRQ)		+= intc2.o