target/linux/config: add missing symbols for wireless

Signed-off-by: Phil Sutter <phil@nwl.cc>

target/linux/config/Config.in.wireless

@@ -83,6 +83,15 @@ config ADK_KERNEL_CFG80211
 	select ADK_KERNEL_WLAN_80211
 	select ADK_KERNEL_RFKILL
 
+config ADK_KERNEL_MAC80211_RC_MINSTREL
+	boolean
+
+config ADK_KERNEL_MAC80211_RC_MINSTREL_HT
+	boolean
+
+config ADK_KERNEL_CFG80211_WEXT
+	boolean
+
 config ADK_KERNEL_MAC80211
 	tristate
 	select ADK_KERNEL_WIRELESS
@@ -93,6 +102,9 @@ config ADK_KERNEL_MAC80211
 	select ADK_KERNEL_CRYPTO_ECB
 	select ADK_KERNEL_CRYPTO_ARC4
 	select ADK_KERNEL_RFKILL
+	select ADK_KERNEL_MAC80211_RC_MINSTREL
+	select ADK_KERNEL_MAC80211_RC_MINSTREL_HT
+	select ADK_KERNEL_CFG80211_WEXT
 
 config ADK_DEBUG_MAC80211
 	boolean