Doc: remove specific mention of wifi encryption... (espressif#6671)

... as availability depends on compilation parameters.

Author: Rotzbua

libraries/WiFi/library.properties

@@ -3,7 +3,7 @@ version=2.0.0
 author=Hristo Gochkov
 maintainer=Hristo Gochkov <hristo@espressif.com>
 sentence=Enables network connection (local and Internet) using the ESP32 built-in WiFi.
-paragraph=With this library you can instantiate Servers, Clients and send/receive UDP packets through WiFi. The shield can connect either to open or encrypted networks (WEP, WPA). The IP address can be assigned statically or through a DHCP. The library can also manage DNS.
+paragraph=With this library you can instantiate Servers, Clients and send/receive UDP packets through WiFi. The shield can connect either to open or encrypted networks. The IP address can be assigned statically or through a DHCP. The library can also manage DNS.
 category=Communication
 url=
 architectures=esp32