This reverts 395641549ac7..536d9e2b9e5b, in particular:
8dffd56936 MDEV-31857 enable MYSQL_OPT_SSL_VERIFY_SERVER_CERT by default
a99570c118 MDEV-31855 SSL cert validation protocol extension
9aa15e72a7 TLS fingerprint
and related commits
Client part of MDEV-14101: Add support for tls-version, via
mysql_options(mysql, MARIADB_OPT_TLS_VERSION, value)
Accepted values are "TLSv1.1", "TLSv1.2" and "TLSv1.3".
Fixed testcase openssl_1 for schannel
When calling mariadb_get_infov with option MARIADB_TLS_LIBRARY
the functioni now returns the correct version number and name
of the tls/ssl library in use.