Add tips on deploy scripts

[joshuablum]

Add an article to the Knowledge Base/Tips & Tricks section about deploy scripts for services like Forge, Ploi, and similar ones. Apart from regular PHP/Laravel stuff, mentioned Statamic specific things like updating the search, warming the Stache/Static Cache, and generating image presets, for example.

Peak has a section on this too. https://peak.1902.studio/other/deployment-script.html