Upgrade id/auth

go.mod

@@ -2,4 +2,11 @@ module git.autistici.org/id/auth-server-http-proxy
 
 go 1.15
 
-require git.autistici.org/id/auth v0.0.0-20220205154055-722a4f1509a9
+require (
+	contrib.go.opencensus.io/exporter/zipkin v0.1.2 // indirect
+	git.autistici.org/id/auth v0.0.0-20230817085209-0fd54184239d
+	github.com/golang-migrate/migrate/v4 v4.14.1 // indirect
+	github.com/gorilla/handlers v1.5.1 // indirect
+	github.com/hashicorp/errwrap v1.1.0 // indirect
+	github.com/tstranex/u2f v1.0.0 // indirect
+)