chore(deps): update dependency tsup to v8 (#69)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -84,7 +84,7 @@
     "rimraf": "^5.0.0",
     "svelte": "^4.0.0",
     "ts-node": "^10.4.0",
-    "tsup": "^7.0.0",
+    "tsup": "^8.0.0",
     "typescript": "~5.0.0",
     "vite": "^4.0.0"
   }