Auto merge of rust-lang#110101 - JohnTitor:rollup-ol20aw7, r=JohnTitor

Rollup of 6 pull requests

Successful merges:

 - rust-lang#110058 (Remove `box_syntax` usage)
 - rust-lang#110059 (ignore_git → omit_git_hash)
 - rust-lang#110060 (Document that `&T` and `&mut T` are `Sync` if `T` is)
 - rust-lang#110074 (Make the "codegen" profile of `config.toml` download and build llvm from source.)
 - rust-lang#110086 (Add `max_line_length` to `.editorconfig`, matching rustfmt)
 - rust-lang#110096 (Tweak tuple indexing suggestion)

Failed merges:

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

Author: bors

core/src/primitive_docs.rs

@@ -1362,6 +1362,7 @@ mod prim_usize {}
 /// * [`Hash`]
 /// * [`ToSocketAddrs`]
 /// * [`Send`] \(`&T` references also require <code>T: [Sync]</code>)
+/// * [`Sync`]
 ///
 /// [`std::fmt`]: fmt
 /// [`Hash`]: hash::Hash

std/src/primitive_docs.rs

@@ -1362,6 +1362,7 @@ mod prim_usize {}
 /// * [`Hash`]
 /// * [`ToSocketAddrs`]
 /// * [`Send`] \(`&T` references also require <code>T: [Sync]</code>)
+/// * [`Sync`]
 ///
 /// [`std::fmt`]: fmt
 /// [`Hash`]: hash::Hash