Prefer 'HTTP/2' as version identifier.

ioquatix · ioquatix · commit e93a40aaa96a · 2022-08-17T00:21:07.000+12:00
diff --git a/lib/async/http/protocol/http2.rb b/lib/async/http/protocol/http2.rb
@@ -27,7 +27,7 @@ module Async
 	module HTTP
 		module Protocol
 			module HTTP2
-				VERSION = "h2"
+				VERSION = "HTTP/2"
 				
 				def self.bidirectional?
 					true
