upgrade request converter to latest

Author: miguelgrinberg

docs/examples/package-lock.json

@@ -3,7 +3,7 @@
     "transform-to-openapi": "npm run transform-to-openapi --prefix compiler --"
   },
   "dependencies": {
-    "@elastic/request-converter": "^9.1.0",
+    "@elastic/request-converter": "^9.1.1",
     "@redocly/cli": "^1.34.3",
     "@stoplight/spectral-cli": "^6.14.2",
     "yaml": "^2.8.0"