Rollup of 12 pull requests

[Dylan-DPC-zz]

Successful merges:

• Enable smart punctuation #79423 (Enable smart punctuation)
• Improve design of assert_len #81154 (Improve design of assert_len)
• Improve suggestion for tuple struct pattern matching errors. #81235 (Improve suggestion for tuple struct pattern matching errors.)
• Suggest returning tail expressions that match return type #81769 (Suggest returning tail expressions that match return type)
• Slight perf improvement on char::to_ascii_lowercase #81837 (Slight perf improvement on char::to_ascii_lowercase)
• Avoid cfg_if in std::os #81969 (Avoid cfg_if in std::os)
• Make WASI's hard_link behavior match other platforms. #81984 (Make WASI's hard_link behavior match other platforms.)
• use PlaceRef abstractions more consistently #82091 (use PlaceRef abstractions more consistently)
• add diagnostic items for OsString/PathBuf/Owned as well as to_vec on slice #82128 (add diagnostic items for OsString/PathBuf/Owned as well as to_vec on slice)
• add s390x-unknown-linux-musl target #82166 (add s390x-unknown-linux-musl target)
• Remove query parameters when skipping search results #82234 (Remove query parameters when skipping search results)
• Make treat_err_as_bug Option<NonZeroUsize> #82255 (Make treat_err_as_bug Option)

Failed merges:

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