build(deps-dev): bump jsii-docgen from 10.4.20 to 10.5.5

Bumps [jsii-docgen](https://github.com/cdklabs/jsii-docgen) from 10.4.20 to 10.5.5.
- [Release notes](https://github.com/cdklabs/jsii-docgen/releases)
- [Changelog](https://github.com/cdklabs/jsii-docgen/blob/main/CHANGELOG.md)
- [Commits](cdklabs/jsii-docgen@v10.4.20...v10.5.5)

---
updated-dependencies:
- dependency-name: jsii-docgen
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -8,7 +8,7 @@
   "devDependencies": {
     "@contract-case/eslint-config-case-maintainer": "0.1.1",
     "example-extractor": "^0.0.4",
-    "jsii-docgen": "^10.4.20",
+    "jsii-docgen": "^10.5.5",
     "lerna": "^8.1.8"
   },
   "optionalDependencies": {

packages/case-definition-dsl/package.json

@@ -69,7 +69,7 @@
     "@microsoft/api-extractor": "^7.47.9",
     "@types/jest": "^29.5.12",
     "jsii": "^5.5.4",
-    "jsii-docgen": "^10.4.20",
+    "jsii-docgen": "^10.5.5",
     "jsii-pacmak": "^1.103.1",
     "mkdirp": "^3.0.1",
     "prettier": "3.3.3",