Apply assorted ruff rules

[DimitriPapadopoulos]

Subject: apply new ruff rules

Feature or Bugfix

• Refactoring

[AA-Turner]

PRs which apply multiple rules at once make history harder to decipher, perhaps we could split to one PR per rule, or per group of rules.

A

[DimitriPapadopoulos]

Alternatively, merge without squashing. The PR is already split into multiple commits.

[AA-Turner]

Merge commits are disabled for this repo -- there's no option to select it. This is to preserve linear history. (I do appreciate the effort to split into individual commits, though, thank you)

[DimitriPapadopoulos]

Superseded by #13115, #13116, #13117, #13118.