Rollup of 6 pull requests Successful merges: - #128990 (Re-enable more debuginfo tests on freebsd) - #129042 (Special-case alias ty during the delayed bug emission in `try_from_lit`) - #129086 (Stabilize `is_none_or`) - #129149 (Migrate `validate_json.py` script to rust in `run-make/rustdoc-map-file` test) - #129154 (Fix wrong source location for some incorrect macro definitions) - #129161 (Stabilize std:🧵:Builder::spawn_unchecked) r? `@ghost` `@rustbot` modify labels: rollup