Bump react, react-dom and @types/react

Bumps [react](https://github.com/facebook/react/tree/HEAD/packages/react), [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) and [@types/react](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react). These dependencies needed to be updated together.

Updates `react` from 18.3.1 to 19.0.0
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.0.0/packages/react)

Updates `react-dom` from 18.3.1 to 19.0.0
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.0.0/packages/react-dom)

Updates `@types/react` from 18.3.16 to 19.0.7
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react)

---
updated-dependencies:
- dependency-name: react
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: react-dom
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: "@types/react"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -19,16 +19,16 @@
     "@astrojs/tailwind": "^5.1.3",
     "@fontsource-variable/inter": "^5.1.0",
     "@tailwindcss/typography": "^0.5.15",
-    "@types/react": "^18.3.16",
+    "@types/react": "^19.0.7",
     "@types/react-dom": "^18.3.5",
     "astro": "^4.16.17",
     "astro-meta-tags": "^0.3.1",
     "clsx": "^2.1.1",
     "date-fns": "^3.6.0",
     "date-fns-tz": "^3.2.0",
     "hastscript": "^9.0.0",
-    "react": "^18.3.1",
-    "react-dom": "^18.3.1",
+    "react": "^19.0.0",
+    "react-dom": "^19.0.0",
     "rehype-autolink-headings": "^7.1.0",
     "rehype-slug": "^6.0.0",
     "remark-toc": "^9.0.0",