Auto merge of #104351 - JohnTitor:rollup-ikh2dzr, r=JohnTitor

Rollup of 5 pull requests

Successful merges:

 - #103650 (rustdoc: change `.src-line-numbers > span` to `.src-line-numbers > a`)
 - #104177 (rustdoc: use consistent "popover" styling for notable traits)
 - #104318 (Move tests)
 - #104323 (rustdoc: remove no-op CSS `.scrape-help { background: transparent }`)
 - #104345 (Fix up a Fluent message)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup