Convert Cookbook to Resource-Based

[ArtofBugs]

Description

Removes recipes and attributes; adds custom resources and helpers. Drops direct support for installation from community repos and from source. See UPGRADING.md for more details on changes.

Issues Resolved

#252

Check List

• [x] A summary of changes made is included in the CHANGELOG under ## Unreleased
• [x] New functionality includes testing.
• [x] New functionality has been documented in the README if applicable.

[damacus]

@ArtofBugs and @awhittle2 how're you both getting on with this, do you need a hand at all?

[ramereth]

@damacus @ArtofBugs is working on this for me (they're an OSL student) and is still working out the issues while also refactoring our wrapper cookbook with this (which is uncovering other issues sometimes).

[kitchen-porter]

Released as: 10.0.0

[damacus]

@ArtofBugs 👏🏼 👏🏼 👏🏼 👏🏼 👏🏼 👏🏼 👏🏼 👏🏼 👏🏼

Amazing work here.