Bump netlify-cli from 19.1.5 to 21.2.1 (#1542)

Bumps [netlify-cli](https://github.com/netlify/cli) from 19.1.5 to 21.2.1.
- [Release notes](https://github.com/netlify/cli/releases)
- [Changelog](https://github.com/netlify/cli/blob/main/CHANGELOG.md)
- [Commits](https://github.com/netlify/cli/compare/v19.1.5...v21.2.1)

---
updated-dependencies:
- dependency-name: netlify-cli
  dependency-version: 21.2.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -21,7 +21,7 @@
   },
   "devDependencies": {
     "@ideditor/schema-builder": "~6.5.1",
-    "netlify-cli": "^19.0.0",
+    "netlify-cli": "^21.2.1",
     "prettier": "^3.2.5",
     "unzipper": "^0.12.3"
   }