Bump the development-dependencies group (#148)

Bumps the development-dependencies group in /link-shortener with 3 updates: [@cloudflare/workers-types](https://github.com/cloudflare/workerd), [itty-router](https://github.com/kwhitley/itty-router) and [wrangler](https://github.com/cloudflare/workers-sdk/tree/HEAD/packages/wrangler).


Updates `@cloudflare/workers-types` from 4.20240806.0 to 4.20240815.0
- [Release notes](https://github.com/cloudflare/workerd/releases)
- [Changelog](https://github.com/cloudflare/workerd/blob/main/RELEASE.md)
- [Commits](https://github.com/cloudflare/workerd/commits)

Updates `itty-router` from 5.0.17 to 5.0.18
- [Release notes](https://github.com/kwhitley/itty-router/releases)
- [Changelog](https://github.com/kwhitley/itty-router/blob/v5.x/CHANGELOG.md)
- [Commits](kwhitley/itty-router@v5.0.17...v5.0.18)

Updates `wrangler` from 3.70.0 to 3.72.0
- [Release notes](https://github.com/cloudflare/workers-sdk/releases)
- [Changelog](https://github.com/cloudflare/workers-sdk/blob/main/packages/wrangler/CHANGELOG.md)
- [Commits](https://github.com/cloudflare/workers-sdk/commits/wrangler@3.72.0/packages/wrangler)

---
updated-dependencies:
- dependency-name: "@cloudflare/workers-types"
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development-dependencies
- dependency-name: itty-router
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: development-dependencies
- dependency-name: wrangler
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development-dependencies
...

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

link-shortener/package.json

@@ -8,12 +8,12 @@
     "test": "vitest run"
   },
   "devDependencies": {
-    "@cloudflare/workers-types": "^4.20240806.0",
+    "@cloudflare/workers-types": "^4.20240815.0",
     "@types/qr-image": "^3.2.9",
-    "itty-router": "^5.0.17",
+    "itty-router": "^5.0.18",
     "typescript": "^5.5.4",
     "vitest": "^2.0.5",
-    "wrangler": "^3.70.0"
+    "wrangler": "^3.72.0"
   },
   "dependencies": {
     "nanoid": "^5.0.7",