rtc: pcf2127: add missing semicolon after statement

Replace comma with semicolon at the end of the statement when setting
config.max_register.

Fixes: fd28ceb ("rtc: pcf2127: add variant-specific configuration structure")
Cc: stable@vger.kernel.org
Cc: Elena Popa <elena.popa@nxp.com>
Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://lore.kernel.org/r/20250529202923.1552560-1-hugo@hugovil.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Author: hvilleneuvedoo

drivers/rtc/rtc-pcf2127.c

@@ -1543,7 +1543,7 @@ static int pcf2127_spi_probe(struct spi_device *spi)
 		config.write_flag_mask = 0x0;
 	}
 
-	config.max_register = variant->max_register,
+	config.max_register = variant->max_register;
 
 	regmap = devm_regmap_init_spi(spi, &config);
 	if (IS_ERR(regmap)) {