usb: typec: rt1719: Fix build error without CONFIG_POWER_SUPPLY

Building without CONFIG_POWER_SUPPLY will fail:

drivers/usb/typec/rt1719.o: In function `rt1719_psy_set_property':
rt1719.c:(.text+0x10a): undefined reference to `power_supply_get_drvdata'
drivers/usb/typec/rt1719.o: In function `rt1719_psy_get_property':
rt1719.c:(.text+0x2c8): undefined reference to `power_supply_get_drvdata'
drivers/usb/typec/rt1719.o: In function `devm_rt1719_psy_register':
rt1719.c:(.text+0x3e9): undefined reference to `devm_power_supply_register'
drivers/usb/typec/rt1719.o: In function `rt1719_irq_handler':
rt1719.c:(.text+0xf9f): undefined reference to `power_supply_changed'
drivers/usb/typec/rt1719.o: In function `rt1719_update_pwr_opmode.part.9':
rt1719.c:(.text+0x657): undefined reference to `power_supply_changed'
drivers/usb/typec/rt1719.o: In function `rt1719_attach':
rt1719.c:(.text+0x83e): undefined reference to `power_supply_changed'

Add POWER_SUPPLY dependency to Kconfig.

Fixes: 25d29b980912 ("usb: typec: rt1719: Add support for Richtek RT1719")
Reported-by: Hulk Robot <[e-mail]>
Reviewed-by: ChiYuan Huang <[e-mail]>
Reviewed-by: Heikki Krogerus <[e-mail]>
Signed-off-by: Ren Zhijie <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/usb/typec/Kconfig

···
 	tristate "Richtek RT1719 Sink Only Type-C controller driver"
 	depends on USB_ROLE_SWITCH || !USB_ROLE_SWITCH
 	depends on I2C
+	depends on POWER_SUPPLY
 	select REGMAP_I2C
 	help
 	  Say Y or M here if your system has Richtek RT1719 sink only