Merge topic 'xcode-add-gpu-validation-and-default-configuration'

740bee97bd Xcode: Add settings to control a scheme's launch configuration
39456c70e1 Xcode: Add settings to control a scheme's GPU Validation values
4034272ed8 gitignore: Tell Git to ignore the .cache/ directory

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !7581