regulator: fixed: remove unused macro

The macro was added in commit ecb6f1f
("regulator: fixed: add support for under-voltage IRQ") but it was never used.

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://patch.msgid.link/20260323140206.104908-1-hugo@hugovil.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: hvilleneuvedoo

drivers/regulator/fixed.c

@@ -29,9 +29,6 @@
 #include <linux/regulator/machine.h>
 #include <linux/clk.h>
 
-/* Default time in millisecond to wait for emergency shutdown */
-#define FV_DEF_EMERG_SHUTDWN_TMO	10
-
 struct fixed_voltage_data {
 	struct regulator_desc desc;
 	struct regulator_dev *dev;