Also removing 2 redundant cs8409_i2c_read() calls, as we already did read
them in a code above.

Tested on DELL Inspiron-3505, DELL Inspiron-3501, DELL Inspiron-3500
Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210315190716.47686-2-vitalyr@opensource.cirrus.comSigned-off-by: Takashi Iwai <tiwai@suse.de>