rtc: xgene: stop using uie_unsupported

Remove bogus use of uie_unsupported.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20220309162301.61679-28-alexandre.belloni@bootlin.com

drivers/rtc/rtc-xgene.c

@@ -180,8 +180,6 @@ static int xgene_rtc_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	/* HW does not support update faster than 1 seconds */
-	pdata->rtc->uie_unsupported = 1;
 	pdata->rtc->ops = &xgene_rtc_ops;
 	pdata->rtc->range_max = U32_MAX;