Auto merge of #106296 - matthiaskrgr:rollup-ukdbqwx, r=matthiaskrgr

Rollup of 4 pull requests

Successful merges:

 - #99244 (doc: clearer and more correct Iterator::scan)
 - #103707 (Replace libstd, libcore, liballoc terminology in docs)
 - #104182 (`IN6ADDR_ANY_INIT` and `IN6ADDR_LOOPBACK_INIT` documentation.)
 - #106273 (rustdoc: remove redundant CSS `.source .content { overflow: visible }`)

Failed merges:

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

diff --cc library/std/src/thread/local.rs
Simple merge