[rdkb][common][app][Fix wifi reload failed when ap is down]

[Description]
Fix wifi reload failed when ap is down.
1. For wifi hal implementation some APIs need to used with running radio, so we should enable the radio before setting radio parameters.
2. Check is the radio enable before setting ap parameters.

[Release-log]
N/A

Change-Id: Ibf269373aabc3b042db6b7ccab912c96ab809d05
1 file changed