qcacld-3.0: Set hidden_ssid when restart sap on another channel

Set hidden_ssid when restart sap on another channel, currently tested 2
methods to restart sap on another channel: 1, force-scc switch to station
channel; 2, iwpriv wlan1 setChanChange x. Both of them run into error
state: with hidden_ssid set in hostapd.conf: ignore_broadcast_ssid=1,
after channel switch, APUT reply broadcast probe request with it's SSID.
Copy pe session parameter: ssidHidden which stored user setting to next
channel vdev start.

Change-Id: I56580529e2b0db673c6b28c75094a7fd225cba77
CRs-Fixed: 2506214