add PHP 8.0 to the supported php versions (#2736) [skip ci][ci skip]
add PHP 8.0 to the supported php versions (#2736) [skip ci][ci skip]


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