9353538c7b
Rollup of 9 pull requests Successful merges: - #97739 (Uplift the `let_underscore` lints from clippy into rustc.) - #99583 (Add additional methods to the Demand type) - #100147 (optimization of access level table construction) - #100552 (rustc_target: Add a compatibility layer to separate internal and user-facing linker flavors) - #100827 (Simplify MIR opt tests) - #101166 (Generate error index with mdbook instead of raw HTML pages) - #101294 (Fix #100844 rebase accident) - #101298 (rustdoc: remove unused CSS `#main-content > .since`) - #101304 (Add autolabels for `A-query-system`) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup