Build(deps): Bump dependencies

- @astrojs/mdx   ^4.3.11  →   ^4.3.12
- astro          ^5.15.9  →   ^5.16.0
- rollup         ^4.53.2  →   ^4.53.3
- sass-true       ^9.0.0  →   ^10.0.0
- stylelint     ^16.25.0  →  ^16.26.0
- vnu-jar       25.11.17  →  25.11.20

Author: julien-deramond