crypto: fix format warning in AdditionalConfig

Fixes warning: format ‘%lu’ expects argument of type ‘long unsigned
int’, but argument 4 has type ‘size_t {aka unsigned int}`

Co-authored-by: Anna Henningsen <github@addaleax.net>

PR-URL: https://github.com/nodejs/node/pull/36060


Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: James M Snell <jasnell@gmail.com>