ath9k_htc: fix minor mistakes in dev_err messages

Add missing space in a dev_err message and join wrapped text so
it does not span multiple lines.  Fix spelling mistake on "unknown".

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
1 file changed