pinctrl: cy8c95x0: Allow IRQ chip core to handle numbering

No need to assign first line number for IRQ chip.
Let IRQ core to decide.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Link: https://lore.kernel.org/r/20220902182650.83098-2-andriy.shevchenko@linux.intel.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-cy8c95x0.c

@@ -1177,7 +1177,6 @@ static int cy8c95x0_irq_setup(struct cy8c95x0_pinctrl *chip, int irq)
 	girq->default_type = IRQ_TYPE_NONE;
 	girq->handler = handle_simple_irq;
 	girq->threaded = true;
-	girq->first = 0;
 
 	ret = devm_request_threaded_irq(chip->dev, irq,
 					NULL, cy8c95x0_irq_handler,