Update push servers to support TLS 1.3

[DurankGts]

java.io.IOException: Server returned HTTP response code: 500 for URL: https://push.codenameone.com/push/push

[DurankGts]

the problem it continue today. yesterday next that I Reporte via Email and here was solved, but now the problem it continue. @shai-athena , @shannah

[shai-almog]

We don't see any issues. If you have a specific failing push verify your token is correct and provide a reproducible sample.

[DurankGts]

please check the response in your support@codenameone.com. I thinks that your tomcat need attention.

[DurankGts]

your push server it was using TLS 1.2 and our server TLS 1.3