lgtm,codescanning
* The security queries now recognize the effect of JSON schema validation, and highlights
  cases where this validation is susceptible to denial-of-service attacks.
  Affects the package [ajv](https://npmjs.com/package/ajv).
* A new query, `js/resource-exhaustion-from-deep-object-traversal`, has been added to the query suite,
  highlighting denial-of-service attacks exploiting operations that traverse deeply user-controlled objects.
* The `js/xss-through-exception` query now recognizes JSON schema validation errors as a source, as they
  may contain part of the input data.
