net: wifi: Set default values of dwell time

Dwell time Active or Passive is optional in wifi scan.
If user don't set the Dwell time value, it will be set
as 0. We are adding a range check in scan extensions
for dwell time. So need to set default values.

Signed-off-by: Kapil Bhatt <kapil.bhatt@nordicsemi.no>
1 file changed