update pdnsd

src/main/scala/com/github/shadowsocks/utils/ConfigUtils.scala

@@ -115,7 +115,7 @@ object ConfigUtils {
       | preset = on;
       | include = %s;
       | policy = excluded;
-      | timeout = 3;
+      | timeout = 2;
       |}
       |
       |server {
@@ -197,4 +197,4 @@ object ConfigUtils {
     new Config(isGlobalProxy, isGFWList, isBypassApps, isTrafficStat, isUdpDns, profileName, proxy,
       sitekey, encMethod, proxiedAppString, remotePort, localPort)
   }
-}
+}