Auto merge of #138058 - jieyouxu:rollup-skdt0oz, r=jieyouxu

Rollup of 20 pull requests

Successful merges:

 - #134063 (dec2flt: Clean up float parsing modules)
 - #136581 (Retire the legacy `Makefile`-based `run-make` test infra)
 - #136662 (Count char width at most once in `Formatter::pad`)
 - #136764 (Make `ptr_cast_add_auto_to_object` lint into hard error)
 - #136798 (Added documentation for flushing per #74348)
 - #136865 (Perform deeper compiletest path normalization for `$TEST_BUILD_DIR` to account for compare-mode/debugger cases, and normalize long type file filename hashes)
 - #136975 (Look for `python3` first on MacOS, not `py`)
 - #136977 (Upload Datadog metrics with citool)
 - #137240 (Slightly reformat `std::fs::remove_dir_all` error docs)
 - #137298 (Check signature WF when lowering MIR body)
 - #137463 ([illumos] attempt to use posix_spawn to spawn processes)
 - #137477 (uefi: Add Service Binding Protocol abstraction)
 - #137569 (Stabilize `string_extend_from_within`)
 - #137633 (Only use implied bounds hack if bevy, and use deeply normalize in implied bounds hack)
 - #137679 (Various coretests improvements)
 - #137723 (Make `rust.description` more general-purpose and pass `CFG_VER_DESCRIPTION`)
 - #137728 (Remove unsizing coercions for tuples)
 - #137731 (Resume one waiter at once in deadlock handler)
 - #137875 (mir_build: Integrate "simplification" steps into match-pair-tree creation)
 - #138028 (compiler: add `ExternAbi::is_rustic_abi`)

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