Rollup merge of rust-lang#92231 - ehuss:update-books, r=ehuss

Update books

## nomicon

1 commits in 49681ea4a9fa81173dbe9ffed74b4d4a35eae9e3..c05c452b36358821bf4122f9c418674edd1d713d
2021-11-24 16:27:28 +0900 to 2021-12-13 15:23:48 +0900
- Update the guidance on uninitialized data with ptr::addr_of_mut (rust-lang/nomicon#325)

## reference

3 commits in 954f3d441ad880737a13e241108f791a4d2a38cd..06f9e61931bcf58b91dfe6c924057e42ce273ee1
2021-11-29 11:11:30 -0800 to 2021-12-17 07:31:40 -0800
- keep consistent for primitive types (rust-lang/reference#1118)
- README.md: link to mdbook docs (rust-lang/reference#1117)
- Say that `...` range patterns are rejected in the 2021 edition (rust-lang/reference#1114)

## book

4 commits in 5f9358faeb1f46e19b8a23a21e79fd7fe150491e..8a0bb3c96e71927b80fa2286d7a5a5f2547c6aa4
2021-12-05 21:33:16 -0500 to 2021-12-22 20:54:27 -0500
- Propagate edits back
- Fix number disagreement. Fixes rust-lang/book#2858.
- Wrap some code in main to make scopes clearer. Fixes rust-lang/book#2830.
- Respond to ch5 nostarch edits

## rustc-dev-guide

9 commits in a374e7d..9bf0028
2021-12-03 09:26:47 -0800 to 2021-12-20 21:53:57 +0900
- remove rustfix item in test intro (rust-lang/rustc-dev-guide#1277)
- Move date-check comment to fix Markdown syntax
- Update humor docs for special-casing ferris emoji
- Fix some broken links (rust-lang/rustc-dev-guide#1274)
- Update rustdoc internals
- Update HIR chapter to use `HirId` instead of `NodeId`
- Fix some broken links
- Update src/getting-started.md
- Improve documentation on r?

Author: matthiaskrgr