Remove reference to CECPQ1_PSK OCB ciphersuite in test.
Remove reference to CECPQ1_PSK OCB ciphersuite in test.

Initially planned, then decided to skip because supporting it requires
more changes to the TLS handshake code than I want to do right now.

Rohde-Schwarz-Cybersecurity/botan,Rohde-Schwarz-Cybersecurity/botan,webmaster128/botan,webmaster128/botan,randombit/botan,Rohde-Schwarz-Cybersecurity/botan,webmaster128/botan,Rohde-Schwarz-Cybersecurity/botan,webmaster128/botan,webmaster128/botan,randombit/botan,randombit/botan,Rohde-Schwarz-Cybersecurity/botan,randombit/botan,Rohde-Schwarz-Cybersecurity/botan,randombit/botan