build(deps): bump sharp and vite-imagetools

Bumps [sharp](https://github.com/lovell/sharp) to 0.32.6 and updates ancestor dependency [vite-imagetools](https://github.com/JonasKruckenberg/imagetools). These dependencies need to be updated together.


Updates `sharp` from 0.31.3 to 0.32.6
- [Release notes](https://github.com/lovell/sharp/releases)
- [Changelog](https://github.com/lovell/sharp/blob/main/docs/changelog.md)
- [Commits](lovell/sharp@v0.31.3...v0.32.6)

Updates `vite-imagetools` from 4.0.19 to 6.2.4
- [Release notes](https://github.com/JonasKruckenberg/imagetools/releases)
- [Commits](https://github.com/JonasKruckenberg/imagetools/commits)

---
updated-dependencies:
- dependency-name: sharp
  dependency-type: indirect
- dependency-name: vite-imagetools
  dependency-type: direct:production
...

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

package.json

@@ -20,7 +20,7 @@
     "svelte": "^3.59.2",
     "svelte-knobby": "^0.3.4",
     "unified": "^11.0.3",
-    "vite-imagetools": "^4.0.11",
+    "vite-imagetools": "^6.2.4",
     "xss": "^1.0.14"
   },
   "devDependencies": {