Rollup of 7 pull requests

[GuillaumeGomez]

Successful merges:

• rustdoc: Make "rust code block is empty" and "could not parse code block" warnings a lint (INVALID_RUST_CODEBLOCKS) #84587 (rustdoc: Make "rust code block is empty" and "could not parse code block" warnings a lint (INVALID_RUST_CODEBLOCKS))
• Toggle-wrap items differently than top-doc. #85280 (Toggle-wrap items differently than top-doc.)
• Implement more Iterator methods on core::iter::Repeat #85338 (Implement more Iterator methods on core::iter::Repeat)
• Report an error if a lang item has the wrong number of generic arguments #85339 (Report an error if a lang item has the wrong number of generic arguments)
• Suggest borrowing if a trait implementation is found for &/&mut <type> #85369 (Suggest borrowing if a trait implementation is found for &/&mut )
• Suppress spurious errors inside async fn #85393 (Suppress spurious errors inside async fn)
• Clean up remnants of BorrowOfPackedField #85415 (Clean up remnants of BorrowOfPackedField)

Failed merges:

r? @ghost
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