iot: update inconsistent comment on JWT algorithm
@@ -25,7 +25,7 @@ import (
)
// createJWT creates a Cloud IoT Core JWT for the given project id.
-// algorithm can be one of ["RSA256", "ES256"].
+// algorithm can be one of ["RS256", "ES256"].
func createJWT(projectID string, privateKeyPath string, algorithm string, expiration time.Duration) (string, error) {
claims := jwt.StandardClaims{
Audience: projectID,
