lib80211: fix unmet direct dependendices config warning when !CRYPTO

When LIB80211_CRYPT_CCMP is enabled and CRYPTO is disabled, it results in unmet
direct dependencies config warning. The reason is that LIB80211_CRYPT_CCMP
selects CRYPTO_AES and CRYPTO_CCM, which are subordinate to CRYPTO. This is
reproducible with CRYPTO disabled and R8188EU enabled, where R8188EU selects
LIB80211_CRYPT_CCMP but does not select or depend on CRYPTO.

Honor the kconfig menu hierarchy to remove kconfig dependency warnings.

Fixes: a11e2f85 ("lib80211: use crypto API ccm(aes) transform for CCMP processing")
Signed-off-by: Necip Fazil Yildiran <fazilyildiran@gmail.com>
Link: https://lore.kernel.org/r/20200909095452.3080-1-fazilyildiran@gmail.comSigned-off-by: Johannes Berg <johannes.berg@intel.com>

net/wireless/Kconfig

@@ -217,6 +217,7 @@ config LIB80211_CRYPT_WEP
 
 config LIB80211_CRYPT_CCMP
 	tristate
+	select CRYPTO
 	select CRYPTO_AES
 	select CRYPTO_CCM