rtc: tps65910: remove superfluous Kconfig dependency

TPS65910 entry is already under 'if RTC_CLASS' - remove superfluous
dependency.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
1 file changed