crypto: remove redundant validateUint32 argument

The third parameter should be a boolean indicating whether the number
must be positive. Passing zero works, but is unnecessary, misleading
and inconsistent with other uses of the same function.

PR-URL: https://github.com/nodejs/node/pull/30579


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>