LinuxKPI: 802.11: make (unsupported) cipher suite prints user friendly

Rather than just printing the cipher suite as uint32_t hex
(or split into OUI and number) also print a short name.

iwlwifi(4), for example, now prints on startup with HW_CRYPTO on:
unsupported WLAN Cipher Suite 0x000fac | 8 (GCMP)
unsupported WLAN Cipher Suite 0x000fac | 9 (GCMP_256)
unsupported WLAN Cipher Suite 0x000fac | 6 (AES_CMAC)
unsupported WLAN Cipher Suite 0x000fac | 11 (BIP_GMAC_128)
unsupported WLAN Cipher Suite 0x000fac | 12 (BIP_GMAC_256)

Likewise _lkpi_iv_key_set() would now print:
iwlwifi0: _lkpi_iv_key_set: CIPHER SUITE 0xfac02 (TKIP) not supported

Sponsored by: The FreeBSD Foundation
MFC after: 3 days