Support HTTP/2 protocol

**xdxp** ([Bug 59847](https://bz.apache.org/bugzilla//show_bug.cgi?id=59847&redirect=false)):
The steps of the description:

1.My server has supported HTTP2, and I can get http/2 response header with firefox browser, chrome, curl and so on, but jmeter failed;

2.Select protocol: https
3.send http request to server who has supported http2
4.we get:
Response headers:
HTTP/1.1 200 OK
5.In fact, I want to get
Response headers:
HTTP/2 200 OK

OS: All

Duplicates:
* https://github.com/apache/jmeter/issues/4047
* https://github.com/apache/jmeter/issues/5062

Depends on:
* https://github.com/apache/jmeter/issues/4189