Auto merge of rust-lang#106266 - matthiaskrgr:rollup-cxrdbzy, r=matth…

…iaskrgr

Rollup of 9 pull requests

Successful merges:

 - rust-lang#104531 (Provide a better error and a suggestion for `Fn` traits with lifetime params)
 - rust-lang#105899 (`./x doc library --open` opens `std`)
 - rust-lang#106190 (Account for multiple multiline spans with empty padding)
 - rust-lang#106202 (Trim more paths in obligation types)
 - rust-lang#106234 (rustdoc: simplify settings, help, and copy button CSS by not reusing)
 - rust-lang#106236 (docs/test: add docs and a UI test for `E0514` and `E0519`)
 - rust-lang#106259 (Update Clippy)
 - rust-lang#106260 (Fix index out of bounds issues in rustdoc)
 - rust-lang#106263 (Formatter should not try to format non-Rust files)

Failed merges:

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