tools: fix compiler warning in inspector_protocol

error: comparison of integer expressions of different signedness:
‘int’ and ‘uint64_t’ {aka ‘long unsigned int’} [-Werror=sign-compare]
 2562 |           if (!success || std::numeric_limits<int32_t>::max() <
      |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
 2563 |                               token_start_internal_value_) {
      |                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~

PR-URL: https://github.com/nodejs/node/pull/37573


Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>