code: public T responseHeadersSanitizer(
              Function<? super HttpHeaders, ? extends HttpHeaders> responseHeadersSanitizer) {
          this.responseHeadersSanitizer = requireNonNull(responseHeadersSanitizer, "responseHeadersSanitizer");
          return self();
      }
docs: Sets the {@link Function} to use to sanitize response headers before logging. It is common to have the
  {@link Function} that removes sensitive headers, like {@code Set-Cookie}, before logging. If unset,
  will use {@link Function#identity()}.