drop support for QUIC 35

internal/protocol/version.go

@@ -5,8 +5,7 @@ type VersionNumber int
 
 // The version numbers, making grepping easier
 const (
-	Version35 VersionNumber = 35 + iota
-	Version36
+	Version36 VersionNumber = 36 + iota
 	Version37
 	Version38
 	Version39
@@ -23,7 +22,6 @@ var SupportedVersions = []VersionNumber{
 	Version38,
 	Version37,
 	Version36,
-	Version35,
 }
 
 // UsesTLS says if this QUIC version uses TLS 1.3 for the handshake

internal/protocol/version_test.go

@@ -7,7 +7,6 @@ import (
 
 var _ = Describe("Version", func() {
 	It("says if a version supports TLS", func() {
-		Expect(Version35.UsesTLS()).To(BeFalse())
 		Expect(Version36.UsesTLS()).To(BeFalse())
 		Expect(Version37.UsesTLS()).To(BeFalse())
 		Expect(Version38.UsesTLS()).To(BeFalse())