message: fix(utils::warnMixed): add debug log to show model-options on WARN
diff: @@ -524,6 +524,8 @@ export function warnMixed(target: any, key: string): void | never {
  switch (modelOptions.options?.allowMixed) {
  default:
  case Severity.WARN:
  + logger.debug('warnMixed: modelOptions:', modelOptions);
  +
  logger.warn(
  'Setting "Mixed" for property "%s.%s"\nLook here for how to disable this message: https://typegoose.github.io/typegoose/docs/api/decorators/model-options/#allowmixed',
  name,
  