ARM: dts: aspeed: mtjade: Update rtc-battery-voltage-read-enable pin

Update the output pin name that enables reading RTC battery voltage.

Link: https://github.com/openbmc/docs/blob/master/designs/device-tree-gpio-naming.md#rtc-battery-voltage-read-enableSigned-off-by: Quan Nguyen <quan@os.amperecomputing.com>
Signed-off-by: Thang Q. Nguyen <thang@os.amperecomputing.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20220228000242.1884-3-quan@os.amperecomputing.comSigned-off-by: Joel Stanley <joel@jms.id.au>

arch/arm/boot/dts/aspeed-bmc-ampere-mtjade.dts

@@ -876,7 +876,7 @@ &gpio {
 	/*Q0-Q7*/	"","","","","","UID_BUTTON","","",
 	/*R0-R7*/	"","","BMC_EXT_HIGHTEMP_L","OCP_AUX_PWREN",
 			"OCP_MAIN_PWREN","RESET_BUTTON","","",
-	/*S0-S7*/	"","","","","RTC_BAT_SEN_EN","","","",
+	/*S0-S7*/	"","","","","rtc-battery-voltage-read-enable","","","",
 	/*T0-T7*/	"","","","","","","","",
 	/*U0-U7*/	"","","","","","","","",
 	/*V0-V7*/	"","","","","","","","",