rtc: rv8803: stop setting max_user_freq

max_user_freq has not been related to the hardware RTC since commit
6610e08 ("RTC: Rework RTC code to use timerqueue for events"). Stop
setting it from individual driver to avoid confusing new contributors.

Link: https://patch.msgid.link/20251101-max_user_freq-v1-7-c9a274fd6883@bootlin.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Author: alexandrebelloni

drivers/rtc/rtc-rv8803.c

@@ -738,8 +738,6 @@ static int rv8803_probe(struct i2c_client *client)
 
 	devm_rtc_nvmem_register(rv8803->rtc, &nvmem_cfg);
 
-	rv8803->rtc->max_user_freq = 1;
-
 	return 0;
 }