Backport a missing bug-fix from master

Backport a missing bug-fix from master

This is a backport of the following commit from master:

commit 61b0fead5e6079ca826594df5b9ca00e65883cb0
Author: Matt Caswell <matt@openssl.org>
Date:   Thu Nov 19 13:58:21 2020 +0000

    Don't Overflow when printing Thawte Strong Extranet Version

    When printing human readable info on the Thawte Strong Extranet extension
    the version number could overflow if the version number == LONG_MAX. This
    is undefined behaviour.

    Issue found by OSSFuzz.

    Reviewed-by: Ben Kaduk <kaduk@mit.edu>
    (Merged from https://github.com/openssl/openssl/pull/13452)

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18347)