Auto merge of #89767 - GuillaumeGomez:rollup-sczixhk, r=GuillaumeGomez

Auto merge of #89767 - GuillaumeGomez:rollup-sczixhk, r=GuillaumeGomez

Rollup of 7 pull requests

Successful merges:

 - #89655 (bootstrap: don't use `--merges` to look for commit hashes for downloading artifacts)
 - #89726 (Add #[must_use] to alloc constructors)
 - #89729 (Add #[must_use] to core and std constructors)
 - #89743 (Fix RUSTC_LOG handling)
 - #89753 (Add #[must_use] to from_value conversions)
 - #89754 (Cleanup .item-table CSS)
 - #89761 (:arrow_up: rust-analyzer)

Failed merges:

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