i2c: spacemit: drop IRQF_ONESHOT flag from IRQ request

In commit aef30c8d569c ("genirq: Warn about using IRQF_ONESHOT without a
threaded handler")[1], it will check IRQF_ONESHOT flag in IRQ request,
and gives a warning if there is no threaded handler. Drop this flag to
fix this warning.

Link: https://lore.kernel.org/r/[e-mail]/ [1]
Fixes: 5ea558473fa3 ("i2c: spacemit: add support for SpacemiT K1 SoC")
Signed-off-by: Yixun Lan <[e-mail]>
Cc: <[e-mail]> # v6.15+
Reviewed-by: Javier Martinez Canillas <[e-mail]>
Reviewed-by: Troy Mitchell <[e-mail]>
Signed-off-by: Andi Shyti <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

drivers/i2c/busses/i2c-k1.c

···
 		return dev_err_probe(dev, i2c->irq, "failed to get irq resource");
 
 	ret = devm_request_irq(i2c->dev, i2c->irq, spacemit_i2c_irq_handler,
-			       IRQF_NO_SUSPEND | IRQF_ONESHOT, dev_name(i2c->dev), i2c);
+			       IRQF_NO_SUSPEND, dev_name(i2c->dev), i2c);
 	if (ret)
 		return dev_err_probe(dev, ret, "failed to request irq");