chore(deps-dev): bump @vscode/vsce from 2.20.1 to 2.21.0

Bumps [@vscode/vsce](https://github.com/Microsoft/vsce) from 2.20.1 to 2.21.0.
- [Release notes](https://github.com/Microsoft/vsce/releases)
- [Commits](microsoft/vscode-vsce@v2.20.1...v2.21.0)

---
updated-dependencies:
- dependency-name: "@vscode/vsce"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -50,7 +50,7 @@
     "@typescript-eslint/eslint-plugin": "^6.5.0",
     "@typescript-eslint/parser": "^6.5.0",
     "@vscode/test-electron": "^2.3.4",
-    "@vscode/vsce": "^2.20.1",
+    "@vscode/vsce": "^2.21.0",
     "chai": "^4.3.8",
     "eslint": "^8.48.0",
     "eslint-config-prettier": "^9.0.0",