ath10k: increase station kickout threshold

Imported from https://patchwork.kernel.org/patch/5930881/

Description from original patch:
"Since the station kickout threshold is also counting software
reries (Default sw count in firmware is 16), increasing the threshold
to try with at least 20 data frames before kicking out the station.

Change-Id: I9b5bde622ecf2ebb82251e56c10cb1a3ff41e32e
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>"
1 file changed