Pull in Zephyr changes for Wi-Fi scan extensions feature.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

PHY:
[SHEL-1870]: Coexistence manager to decline all the priority window
requests received from SR device.
Removed BT request call. Expect LMAC to take care.
LMAC:
[SHEL-1870]: Wlan BT request call added before calling channel switch
and PHY open calls.
UMAC:
[SHEL-1661]: Modifying scan command in accordance with new scan API
extensions.
Driver:
[SHEL-1782]: Host changes according to new scan command.

Signed-off-by: srinivasa raju chintalapati <srinivasaraju.chintalapati@nordicsemi.no>

Add support for scanning supported individual Wi-Fi frequency bands or
combinations thereof.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Add scan extension to control time spent on active scan channels.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Add scan extension to control scanning time spent on channels where
passive scanning is used.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

The NRF700x_SCAN_LIMIT Kconfig parameter is now renamed as
WIFI_MGMT_SCAN_MAX_BSS_CNT and moved to the Wi-fi sub-system Kconfig.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Override the Wi-Fi sub-system Kconfig parameter
WIFI_MGMT_SCAN_SSID_FILT_MAX with our maximum supported value i.e. 2.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Add scan extension to scan only for specific SSIDs.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Add scan extension to scan only on specific channels. Only 20 MHz
channels are supported for now.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

- Update Wi-Fi shell readme with details about scan extensions.
- Update changelog with a note regarding addition of scan extensions.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Add scan extension to force passive scan.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Wi-Fi shell now uses getopt from Zephyr which needs an additional header
to be included as modem shell uses FreeBSD's port of getopt (downstream
only).

For Wi-Fi switch to using Zephyr's getopt and include the necessary
header file.

Signed-off-by: Sachin D Kulkarni <sachin.kulkarni@nordicsemi.no>

Define wifi_scan_params to have multiple set of
params for test.
Default scan type is active scan.

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

As plan is to do multiple scans, other than default(active)
scan, passive scan can also be done.

Can enable/disable the option.
Increase stack size to handle multiple scan results.

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

Add option to enable/disable 2.4GHZ scan only

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

Add option to enable/disable 5GHZ scan only

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

Add option to select ssid based scan. And also, configure
ssid list if ssid based scan is selected.

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

Add option to limit the scanning to specific channels.

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

Add scan extension to control time spent on active scan channels.

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

Add scan extension to control time spent on passive scan channels.

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>