chore(package): update clean-css-cli to version 4.0.5
chore(package): update clean-css-cli to version 4.0.5

https://greenkeeper.io/
Jenselme/ngeo,adube/ngeo,Jenselme/ngeo,camptocamp/ngeo,camptocamp/ngeo,adube/ngeo,Jenselme/ngeo,Jenselme/ngeo,camptocamp/ngeo,camptocamp/ngeo,camptocamp/ngeo,adube/ngeo,adube/ngeo