chore: update dependencies and improve timeline component

- Updated dependencies in package.json:
  - @astrojs/mdx from ^4.3.3 to ^4.3.6
  - @tailwindcss/vite from ^4.1.11 to ^4.1.13
  - astro from ^5.12.8 to ^5.13.10
  - tailwindcss from ^4.1.11 to ^4.1.13
  - @tailwindcss/typography from ^0.5.16 to ^0.5.18

- Modified Timeline.astro component:
  - Simplified the name field for the Full Stack Engineer entry by removing the URL and retaining only the name "Matzpen".

Author: paripsky