iio: accel: dmard06: Drop dependency on OF

Nothing in this driver depends on OF firmware so drop the dependency
to remove the false impression such a dependency exists.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220413190327.30054-1-andriy.shevchenko@linux.intel.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/accel/Kconfig

@@ -290,7 +290,6 @@ config DA311
 
 config DMARD06
 	tristate "Domintech DMARD06 Digital Accelerometer Driver"
-	depends on OF || COMPILE_TEST
 	depends on I2C
 	help
 	  Say yes here to build support for the Domintech low-g tri-axial