Add the necessary code to read the 8.9.1 firmware status into the
driver private status structure, augmenting the 8.9.0 firmware
status code. New structure layout taken from:

https://git.ti.com/cgit/wilink8-wlan/build-utilites/tree/patches/kernel_patches/4.19.38/0023-wlcore-Fixing-PN-drift-on-encrypted-link-after-recov.patch?h=r8.9&id=a2ee50aa5190ed3b334373d6cd09b1bff56ffcf7Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/E1sBsyC-00E8w0-Rz@rmk-PC.armlinux.org.uk