pinctrl: nomadik: delete stray debug print

I left this in by mistake, get rid of it.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-nomadik.c

@@ -877,7 +877,6 @@ static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
 	struct nmk_gpio_chip *nmk_chip = container_of(chip, struct nmk_gpio_chip, chip);
 	u32 status;
 
-	pr_err("PLONK IRQ %d\n", irq);
 	clk_enable(nmk_chip->clk);
 	status = readl(nmk_chip->addr + NMK_GPIO_IS);
 	clk_disable(nmk_chip->clk);