A few tweaks to versions in README.
A few tweaks to versions in README.

kentr/drupal-vm,geerlingguy/drupal-vm,akeemw/drupal-vm,kentr/drupal-vm,kentr/drupal-vm,geerlingguy/drupal-vm,debugacademy/drupal-vm,akeemw/drupal-vm,geerlingguy/drupal-vm,kentr/drupal-vm,akeemw/drupal-vm,geerlingguy/drupal-vm,akeemw/drupal-vm,debugacademy/drupal-vm,debugacademy/drupal-vm,debugacademy/drupal-vm,kentr/drupal-vm