deps: downgrade google.golang.org/api to avoid forced upgrade on vault (#197)

Author: calvn

go.mod

@@ -3,7 +3,9 @@ module github.com/hashicorp/vault-plugin-auth-jwt
 go 1.14
 
 require (
+	cloud.google.com/go v0.62.0 // indirect
 	github.com/go-test/deep v1.0.8
+	github.com/google/go-cmp v0.5.6 // indirect
 	github.com/hashicorp/cap v0.1.1
 	github.com/hashicorp/errwrap v1.1.0
 	github.com/hashicorp/go-cleanhttp v0.5.2
@@ -19,8 +21,12 @@ require (
 	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/ryanuber/go-glob v1.0.0
 	github.com/stretchr/testify v1.7.0
-	golang.org/x/oauth2 v0.0.0-20211028175245-ba495a64dcb5
+	go.opencensus.io v0.23.0 // indirect
+	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
-	google.golang.org/api v0.59.0
+	golang.org/x/sys v0.0.0-20211007075335-d3039528d8ac // indirect
+	google.golang.org/api v0.29.0
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/genproto v0.0.0-20211008145708-270636b82663 // indirect
 	gopkg.in/square/go-jose.v2 v2.6.0
 )