upgrade lestrrat-go/jwx to 1.2.29 (#553)

Author: Fotkurz

go.mod

@@ -8,10 +8,10 @@ require (
 	github.com/gorilla/pat v0.0.0-20180118222023-199c85a7f6d1
 	github.com/gorilla/sessions v1.1.1
 	github.com/jarcoal/httpmock v0.0.0-20180424175123-9c70cfe4a1da
-	github.com/lestrrat-go/jwx v1.2.28
+	github.com/lestrrat-go/jwx v1.2.29
 	github.com/markbates/going v1.0.0
 	github.com/mrjones/oauth v0.0.0-20180629183705-f4e24b6d100c
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.9.0
 	golang.org/x/oauth2 v0.17.0
 )
 
@@ -33,7 +33,7 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rogpeppe/go-internal v1.12.0 // indirect
-	golang.org/x/crypto v0.19.0 // indirect
+	golang.org/x/crypto v0.21.0 // indirect
 	google.golang.org/appengine v1.6.8 // indirect
 	google.golang.org/protobuf v1.32.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect