feat(cmd/anubis): capture ja4h fingerprints

This is not used yet, but it will be part of a larger strategy around
adding/removing weight based on JA4H (and other) fingerprint matches
with Thoth.

Signed-off-by: Xe Iaso <me@xeiaso.net>

cmd/anubis/main.go

@@ -413,6 +413,7 @@ func main() {
 	h = internal.RemoteXRealIP(*useRemoteAddress, *bindNetwork, h)
 	h = internal.XForwardedForToXRealIP(h)
 	h = internal.XForwardedForUpdate(*xffStripPrivate, h)
+	h = internal.JA4H(h)
 
 	srv := http.Server{Handler: h, ErrorLog: internal.GetFilteredHTTPLogger()}
 	listener, listenerUrl := setupListener(*bindNetwork, *bind)