* Type error in openssl_certificate (#47508)
* Fixed#47505: Type error in openssl_certificate
* Use to_bytes instead of str.encode in SelfSignedCertificate. Updates #47508
* Use to_bytes instead of str.encode in OwnCACertificate
* Added integration tests for openssl_certificate: selfsigned_not_before/after and ownca_not_before/after
(cherry picked from commit 5b1c68579d)
* openssl_certificate, fixed has_expired to check the cert expiration date (#53168)
(cherry picked from commit d5d92e4a70)
* Use fixed timestamp in past instead of relative time (relative times are a feature of devel).
* Add changelog for #47508.
