As a DevOps, I would like to make sure that filenames respect organisation naming conventions

> nice diagram!
>
> Some of the filenames have inconsistent cases when we expect lowercase everywhere. Maybe an additional check to add to repo standards?

_Originally posted by @rngadam in https://github.com/ai-cfia/howard/pull/65#pullrequestreview-1917831702_

TODO :
- [ ] Add a GH workflow check that validates file naming convention according to :
https://github.com/ai-cfia/dev-rel-docs/blob/main/adr/008-naming-convention.md