TLS connection attempt blocked by local certificate expiry policy

Logged when an outbound operation is blocked because local expiry checking is enabled and the local leaf certificate has expired beyond its configured allowance. No TLS handshake is started. The fields identify the certificate, its expiry time, elapsed time since expiry, and allowance.

Renew the local certificate and key. Check the backend's certificate-expiry-grace-period; increasing it permits expired credentials and does not renew the certificate.