rtc: cpcap: Fix initial enable_irq/disable_irq balance

Interrupts are automatically enabled when requested, so we need to
initialize alarm_enabled accordingly to avoid causing an unbalanced enable
warning.

Signed-off-by: Esben Haabendal <esben@geanix.com>
Link: https://lore.kernel.org/r/20250516-rtc-uie-irq-fixes-v2-3-3de8e530a39e@geanix.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Author: esben

drivers/rtc/rtc-cpcap.c

@@ -268,6 +268,7 @@ static int cpcap_rtc_probe(struct platform_device *pdev)
 		return err;
 
 	rtc->alarm_irq = platform_get_irq(pdev, 0);
+	rtc->alarm_enabled = true;
 	err = devm_request_threaded_irq(dev, rtc->alarm_irq, NULL,
 					cpcap_rtc_alarm_irq,
 					IRQF_TRIGGER_NONE | IRQF_ONESHOT,