fix: check if port correctly specified

Signed-off-by: Roman Volosatovs <rvolosatovs@riseup.net>

Author: rvolosatovs

crates/wasi-http/src/p3/host/types.rs

@@ -771,9 +771,13 @@ where
             req.authority = None;
             return Ok(Ok(()));
         };
-        let Ok(authority) = authority.try_into() else {
+        let has_port = authority.contains(':');
+        let Ok(authority) = http::uri::Authority::try_from(authority) else {
             return Ok(Err(()));
         };
+        if has_port && authority.port_u16().is_none() {
+            return Ok(Err(()));
+        }
         req.authority = Some(authority);
         Ok(Ok(()))
     }