wlcore: avoid debug prints during intended FW recovery

Don't read the FW panic log or print other debug data when recovery is
intended (i.e. FW type switch). This takes valuable time and can be
confusing to the user.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>