build(deps): bump @docker/actions-toolkit from 0.18.0 to 0.21.1

Bumps [@docker/actions-toolkit](https://github.com/docker/actions-toolkit) from 0.18.0 to 0.21.1.
- [Release notes](https://github.com/docker/actions-toolkit/releases)
- [Commits](https://github.com/docker/actions-toolkit/compare/v0.18.0...v0.21.1)

---
updated-dependencies:
- dependency-name: "@docker/actions-toolkit"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -27,7 +27,7 @@
   "packageManager": "yarn@3.6.3",
   "dependencies": {
     "@actions/core": "^1.10.1",
-    "@docker/actions-toolkit": "^0.18.0",
+    "@docker/actions-toolkit": "^0.21.1",
     "uuid": "^9.0.1"
   },
   "devDependencies": {