chore: migrate to Rust 2024 edition and raise MSRV to 1.85 ext-php-rs 0.15.15 is edition 2024, so the effective minimum Rust is already 1.85; declare it accurately instead of the stale 1.80.
chore: migrate to Rust 2024 edition and raise MSRV to 1.85 ext-php-rs 0.15.15 is edition 2024, so the effective minimum Rust is already 1.85; declare it accurately instead of the stale 1.80.