change the version number for the development version

This now uses the highest version number reserved for quic-go in
https://github.com/quicwg/base-drafts/wiki/QUIC-Versions.

internal/protocol/version.go

@@ -18,7 +18,7 @@ const (
 
 // The version numbers, making grepping easier
 const (
-	VersionTLS      VersionNumber = 101
+	VersionTLS      VersionNumber = 0x51474fff
 	VersionWhatever VersionNumber = 1 // for when the version doesn't matter
 	VersionUnknown  VersionNumber = math.MaxUint32
 )

internal/protocol/version_test.go

@@ -33,10 +33,6 @@ var _ = Describe("Version", func() {
 		Expect(VersionNumber(0x01234567).String()).To(Equal("0x1234567"))
 	})
 
-	It("has the right representation for the H2 Alt-Svc tag", func() {
-		Expect(VersionTLS.ToAltSvc()).To(Equal("101"))
-	})
-
 	It("recognizes supported versions", func() {
 		Expect(IsSupportedVersion(SupportedVersions, 0)).To(BeFalse())
 		Expect(IsSupportedVersion(SupportedVersions, SupportedVersions[0])).To(BeTrue())