This chanage enabled codespell in precommit and fixes the existing typos. A followup commit will enable this in tox and ci. Change-Id: I0a11bcd5a88247a48d3437525fc8a3cb3cdd4e58
Change-Id: I19780be28912cb0ea1cad49c7c0f43ab3ba8f6e7 Implements: blueprint improve-compute-data-model