chore(deps): update dependency decamelize to v6

Author: renovate[bot]

package-lock.json

@@ -82,7 +82,7 @@
     "commit-and-tag-version": "11.3.0",
     "cors": "2.8.5",
     "cross-env": "5.2.1",
-    "decamelize": "2.0.0",
+    "decamelize": "6.0.0",
     "eslint": "8.57.1",
     "eslint-config-airbnb-base": "15.0.0",
     "eslint-config-airbnb-typescript": "17.1.0",