* display unit of elevation in met config flow Co-authored-by: lijake8 <lijake8@users.noreply.github.com> Signed-off-by: Chris Xiao <30990835+chrisx8@users.noreply.github.com> * use NumberSelector for met config flow * met remove unused is_metric param --------- Signed-off-by: Chris Xiao <30990835+chrisx8@users.noreply.github.com> Co-authored-by: lijake8 <lijake8@users.noreply.github.com>