remove testvector hash

crypto_kem/newhope1024ccakem/META.yml

@@ -5,7 +5,6 @@ length-public-key: 1824
 length-secret-key: 3680
 length-ciphertext: 2208
 length-shared-secret: 32
-testvectors-sha256: 233bab7b5e2971b7e271f046e39ba443ffcceada84d3fdb5017d6d3a2e48b0d0
 nistkat-sha256: 8500b88222b3a62e57a6ecaac57f79258f08af49211e0c3f2ca7eab8089c0ce0
 principal-submitter: Thomas Pöppelmann
 auxiliary-submitters: