build(deps): bump golang.org/x/oauth2

Bumps [golang.org/x/oauth2](https://github.com/golang/oauth2) from 0.0.0-20200107190931-bf48bf16ab8d to 0.11.0.
- [Commits](https://github.com/golang/oauth2/commits/v0.11.0)

---
updated-dependencies:
- dependency-name: golang.org/x/oauth2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

scripts/gen_github_action_config/go.mod

@@ -5,5 +5,5 @@ go 1.14
 require (
 	github.com/shurcooL/githubv4 v0.0.0-20200627185320-e003124d66e4
 	github.com/shurcooL/graphql v0.0.0-20181231061246-d48a9a75455f // indirect
-	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
+	golang.org/x/oauth2 v0.11.0
 )