fix(client): divide by zero error if DNS returns 0 addrs (#76)

Author: 0x676e67

src/client/legacy/connect/http.rs

@@ -606,7 +606,9 @@ struct ConnectingTcpRemote {
 
 impl ConnectingTcpRemote {
     fn new(addrs: dns::SocketAddrs, connect_timeout: Option<Duration>) -> Self {
-        let connect_timeout = connect_timeout.map(|t| t / (addrs.len() as u32));
+        let connect_timeout = connect_timeout
+            .map(|t| t.checked_div(addrs.len() as u32))
+            .flatten();
 
         Self {
             addrs,