Add the Amsterdam Digital Ocean MairaDB mirror to the network checks
Add the Amsterdam Digital Ocean MairaDB mirror to the network checks

Remove once the multiple-mirror stuff is done
Varying-Vagrant-Vagrants/VVV,saucal/VVV,saucal/VVV,Varying-Vagrant-Vagrants/VVV,trepmal/varying-vagrant-vagrants,saucal/VVV,trepmal/varying-vagrant-vagrants,Varying-Vagrant-Vagrants/VVV