regulator: as3711-regulator: constify regulator_ops structure

Declare regulator_ops structure as const as it is only stored in the ops
field of a regulator_desc structure. This field is of type const, so
regulator_ops structures having this property can be made const too.

File size before: drivers/regulator/as3711-regulator.o
text data bss dec hex filename
1517 4144 0 5661 161d regulator/as3711-regulator.o

File size after: drivers/regulator/as3711-regulator.o
text data bss dec hex filename
2301 3376 0 5677 162d regulator/as3711-regulator.o

Signed-off-by: Bhumika Goyal <[e-mail]>
Signed-off-by: Mark Brown <[e-mail]>

drivers/regulator/as3711-regulator.c

···
 	return -EINVAL;
 }
 
-static struct regulator_ops as3711_sd_ops = {
+static const struct regulator_ops as3711_sd_ops = {
 	.is_enabled		= regulator_is_enabled_regmap,
 	.enable			= regulator_enable_regmap,
 	.disable		= regulator_disable_regmap,
···
 	.set_mode		= as3711_set_mode_sd,
 };
 
-static struct regulator_ops as3711_aldo_ops = {
+static const struct regulator_ops as3711_aldo_ops = {
 	.is_enabled		= regulator_is_enabled_regmap,
 	.enable			= regulator_enable_regmap,
 	.disable		= regulator_disable_regmap,
···
 	.map_voltage		= regulator_map_voltage_linear_range,
 };
 
-static struct regulator_ops as3711_dldo_ops = {
+static const struct regulator_ops as3711_dldo_ops = {
 	.is_enabled		= regulator_is_enabled_regmap,
 	.enable			= regulator_enable_regmap,
 	.disable		= regulator_disable_regmap,