docs: Updated README.md with the correct option

[talonx]

This option does not work anymore.

[google-cla[bot]]

Thanks for your pull request! It looks like this may be your first contribution to a Google open source project. Before we can look at your pull request, you'll need to sign a Contributor License Agreement (CLA).

View this failed invocation of the CLA check for more information.

For the most up to date status, view the checks section at the bottom of the pull request.

[comment-bot-dev]

@talonx Thanks for the PR! 🚀 Unfortunately it looks like some of our CI checks failed. See the Contributing Guide for details.

• ⚠️check_tflint Failed TFlint check. More details below.

  Checking for tflint
  Working in . ...
  tflint passed . 
  Working in ./examples/gsutil ...
  tflint passed ./examples/gsutil 
  Working in ./examples/simple_example ...
  1 issue(s) found:
  Warning: variable "url" is declared but not used (terraform_unused_declarations)
  on variables.tf line 30:
  30: variable "url" {
  Reference: https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.1.1/docs/rules/terraform_unused_declarations.md
  tflint failed ./examples/simple_example 
  Skipping ./test/fixtures/gsutil
  Skipping ./test/fixtures/simple_example
  Skipping ./test/setup

[github-actions[bot]]

This PR is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 7 days

[github-actions[bot]]

This PR is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 7 days

[apeabody]

/gcbrun

[github-actions[bot]]

This PR is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 7 days