fix(deps): update module github.com/jferrl/go-githubauth to v2

Author: renovate[bot]

otto/go.mod

@@ -5,7 +5,7 @@ go 1.25
 require (
 	github.com/1password/onepassword-sdk-go v0.3.1
 	github.com/google/go-github/v71 v71.0.0
-	github.com/jferrl/go-githubauth v1.4.2
+	github.com/jferrl/go-githubauth/v2 v2.0.0
 	github.com/jferrl/go-githubauth/v2 v2.0.0
 	go.opentelemetry.io/contrib/bridges/otelslog v0.13.0
 	go.opentelemetry.io/otel v1.38.0