Bump serve from 9.6.0 to 11.3.2 (#56)

Bumps [serve](https://github.com/zeit/serve) from 9.6.0 to 11.3.2.
- [Release notes](https://github.com/zeit/serve/releases)
- [Commits](vercel/serve@9.6.0...11.3.2)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package.json

@@ -24,6 +24,6 @@
   },
   "homepage": "https://github.com/justspamjustin/online-json-diff#readme",
   "devDependencies": {
-    "serve": "^9.2.0"
+    "serve": "^11.3.2"
   }
 }