Remove obsolete network permission guidance

wit/filesystem.wit

@@ -35,11 +35,10 @@ interface host {
         /// `respond`. An empty result means the body is complete.
         pull: func(limit: u32) -> result<list<u8>, host-error>;
     }
-    /// Begins a request to any public HTTP or HTTPS host. Each redirect and
-    /// DNS result is checked, and DNS is pinned. Private/LAN addresses require
-    /// the connection's private-network grant. Cross-origin redirects remove
-    /// request headers; HTTPS cannot
-    /// downgrade. The host bounds total bytes per exchange, not buffer size.
+    /// Begins a request to any HTTP or HTTPS host, including LAN and loopback
+    /// addresses. Each redirect and DNS result is checked, and DNS is pinned.
+    /// Cross-origin redirects remove request headers; HTTPS cannot downgrade.
+    /// The host bounds total bytes per exchange, not buffer size.
     http: func(request: request) -> result<exchange, host-error>;
 
     /// One open TCP connection. Dropping the handle closes the socket, and the
@@ -51,10 +50,10 @@ interface host {
         /// Writes at most 1,048,576 bytes and returns how many were accepted.
         write: func(data: list<u8>) -> result<u32, host-error>;
     }
-    /// Opens a socket to any public host on a package-declared port.
-    /// The host resolves and pins DNS, applies the same private-address rule
-    /// as `http`, and starts TLS when asked. Ports
-    /// negotiated at runtime, such as an FTP data channel, must be declared.
+    /// Opens a socket to any host, including LAN and loopback addresses, on a
+    /// package-declared port. The host resolves and pins DNS and starts TLS
+    /// when asked. Ports negotiated at runtime, such as an FTP data channel,
+    /// must be declared.
     connect: func(host: string, port: u16, tls: bool) -> result<tcp, host-error>;
 
     /// One datagram socket connected to a single peer.
@@ -65,8 +64,8 @@ interface host {
         /// means none arrived inside the host's wait, not that the peer left.
         receive: func(limit: u32) -> result<list<u8>, host-error>;
     }
-    /// Connects a datagram socket under the same port and private-network rules
-    /// as `connect`, for the few filesystem protocols that still need one.
+    /// Connects a datagram socket under the same port rules as `connect`, for
+    /// the few filesystem protocols that still need one.
     bind: func(host: string, port: u16) -> result<udp, host-error>;
 
     /// A configuration value, typed as the package's manifest declared it.