alpha: Fixup last users of irq_chip->typename

The typename member of struct irq_chip was kept for migration purposes
and is obsolete since more than 2 years. Fix up the leftovers.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Richard Henderson <rth@twiddle.net>
Cc: linux-alpha@vger.kernel.org
Signed-off-by: Matt Turner <mattst88@gmail.com>

arch/alpha/kernel/irq_i8259.c

@@ -84,7 +84,7 @@ i8259a_end_irq(unsigned int irq)
 }
 
 struct irq_chip i8259a_irq_type = {
-	.typename	= "XT-PIC",
+	.name		= "XT-PIC",
 	.startup	= i8259a_startup_irq,
 	.shutdown	= i8259a_disable_irq,
 	.enable		= i8259a_enable_irq,