Fix constant resolution.

Author: ioquatix

lib/async/http/protocol/http1/connection.rb

@@ -43,7 +43,7 @@ def http2?
 					end
 
 					def peer
-						@peer ||= Protocol::HTTP::Peer.for(@stream.io)
+						@peer ||= ::Protocol::HTTP::Peer.for(@stream.io)
 					end
 
 					attr :count

lib/async/http/protocol/http2/connection.rb

@@ -113,7 +113,7 @@ def read_in_background(parent: Task.current)
 					attr :promises
 
 					def peer
-						@peer ||= Protocol::HTTP::Peer.for(@stream.io)
+						@peer ||= ::Protocol::HTTP::Peer.for(@stream.io)
 					end
 
 					attr :count