wil6210: fix deadlock when using fw_no_recovery option

When FW crashes with no_fw_recovery option, driver
waits for manual recovery with wil->mutex held, this
can easily create deadlocks.
Fix the problem by moving the wait outside the lock.

Signed-off-by: Lior David <qca_liord@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>