Auto merge of #135715 - matthiaskrgr:rollup-9a18sxj, r=matthiaskrgr

Rollup of 4 pull requests

Successful merges:

 - #135641 ([rustdoc] Replace module list items `ul`/`li` with `dl`/`dd`/`dt` elements)
 - #135703 (Disallow `A { .. }` if `A` has no fields)
 - #135705 (Consolidate ad-hoc MIR lints into real pass-manager-based MIR lints)
 - #135708 (Some random compiler nits)

Failed merges:

 - #135685 (Remove unused `item-row` CSS class)

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