Bump ajv and openapi-to-postmanv2 (#376)

Automatic merge of Dependabot PR

Author: dependabot[bot]

package-lock.json

@@ -23,7 +23,7 @@
     "flatted": "^3.2.7",
     "jsonpath-plus": "^10.0.7",
     "lodash": "^4.17.23",
-    "openapi-to-postmanv2": "^4.12.0",
+    "openapi-to-postmanv2": "^6.0.0",
     "remove-markdown": "^0.3.0",
     "standard": "^16.0.1",
     "uuid": "^8.0.0",