Update hostapd to 2.11 (#346)

* Update hostapd to 2.11

* CONFIG_NO_WPA_PASSPHRASE=n

Author: wptestyyh

src/linux/external/hostap/CMakeLists.txt

@@ -41,7 +41,7 @@ set(HOSTAPD_PREFIX ${HOSTAP_SOURCE_DIR}/${HOSTAPD_DIR_NAME})
 # Pull in hostap project with a tagged release.
 ExternalProject_Add(hostap
     GIT_REPOSITORY "http://w1.fi/hostap.git"
-    GIT_TAG "hostap_2_10"
+    GIT_TAG "hostap_2_11"
     GIT_SHALLOW TRUE
     CONFIGURE_COMMAND
         # Copy local build configuration files for libwpa_client.so and hostapd builds.

src/linux/external/hostap/libwpa_client/.config

@@ -12,3 +12,5 @@ CONFIG_CTRL_IFACE=unix
 
 # Request to build the libwpa_client.so client library.
 CONFIG_BUILD_WPA_CLIENT_SO=y
+
+CONFIG_NO_WPA_PASSPHRASE=n