[docs] Update pantheon to emphasize that the pantheon.yaml is in project dir [skip ci][ci skip]
[docs] Update pantheon to emphasize that the pantheon.yaml is in project dir [skip ci][ci skip]


rfay/ddev,rfay/ddev,drud/ddev,drud/ddev,drud/ddev,rfay/ddev,drud/ddev,rfay/ddev,drud/ddev,rfay/ddev