Update to include some cloud types

[laumack]

8949689

I think this poem should have some cloud names added, e.g. Nimbus, Cumulus, Cirrus and Stratus.

Thanks!

[github-actions[bot]]

Thank you for contributing and using this repository while learning GitHub. We have fallen behind on new issues and are resolving them in the order they were submitted. It maybe a number of weeks before we get to this one. Sorry for any inconvenience this causes. Choo choo! 🚂🌈❤️