Rollup of 7 pull requests

[jhpratt]

Successful merges:

• Make the wasm_c_abi future compat warning a hard error #133951 (Make the wasm_c_abi future compat warning a hard error)
• fix(libtest): Deprecate '--logfile' #134283 (fix(libtest): Deprecate '--logfile')
• use PassMode::Direct for vector types on s390x #135785 (use PassMode::Direct for vector types on s390x)
• Update emscripten std tests #135948 (Update emscripten std tests)
• Use fmt::from_fn in more places in the compiler #135951 (Use fmt::from_fn in more places in the compiler)
• Expand polonius MIR dump #136031 (Expand polonius MIR dump)
• Account for mutable borrow in argument suggestion #136032 (Account for mutable borrow in argument suggestion)

Failed merges:

• Move std::io::pipe code into its own file #135635 (Move std::io::pipe code into its own file)

r? @ghost
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