rtc: rv3029: drop deprecated compatbiles

The compatibles have been marked obsolete for more that 2 years, drop them
now. Note that this doesn't currently prevent the driver from probing
because the i2c core will still match using the i2c_device_id table.

Link: https://lore.kernel.org/r/20191212230239.65784-1-alexandre.belloni@bootlin.com


Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>