Auto merge of #125423 - fmease:rollup-ne4l9y4, r=fmease

Rollup of 7 pull requests

Successful merges:

 - #125043 (reference type safety invariant docs: clarification)
 - #125306 (Force the inner coroutine of an async closure to `move` if the outer closure is `move` and `FnOnce`)
 - #125355 (Use Backtrace::force_capture instead of Backtrace::capture in rustc_log)
 - #125382 (rustdoc: rename `issue-\d+.rs` tests to have meaningful names (part 7))
 - #125391 (Minor serialize/span tweaks)
 - #125395 (Remove unnecessary `.md` from the documentation sidebar)
 - #125399 (Stop using `to_hir_binop` in codegen)

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

compiler/rustc_middle/src/mir/tcx.rs

@@ -295,7 +295,7 @@ impl BorrowKind {
 }
 
 impl BinOp {
-    pub fn to_hir_binop(self) -> hir::BinOpKind {
+    pub(crate) fn to_hir_binop(self) -> hir::BinOpKind {
         match self {
             BinOp::Add => hir::BinOpKind::Add,
             BinOp::Sub => hir::BinOpKind::Sub,