CLSA-2023-1692294262 gnutls: Fix of CVE-2023-0361

CVE-2023-0361: Remove branching on secret data to avoid timing sidechannel...

CVE-2023-0361

creationtimestamp| type| source ---|---|--- 2023-02-15 20:49:42+00:00| seen| https://t.me/cibsecurity/58253...