chore(all): update module golang.org/x/net to v0.38.0 [SECURITY]

Author: renovate-bot

endpoints/go.mod

@@ -5,7 +5,7 @@ go 1.23.0
 require (
 	github.com/golang/protobuf v1.5.4
 	github.com/gorilla/mux v1.8.1
-	golang.org/x/net v0.34.0
+	golang.org/x/net v0.38.0
 	golang.org/x/oauth2 v0.25.0
 	google.golang.org/grpc v1.69.4
 	google.golang.org/grpc/examples v0.0.0-20250121182809-67bee55a47db