Update ssl.__doc__

Author: picnixz

Lib/ssl.py

@@ -13,6 +13,9 @@
 
 Functions:
 
+  get_sigalgs          -- return a list of all available TLS signature
+                          algorithms (requires OpenSSL 3.4 or later)
+
   cert_time_to_seconds -- convert time string used for certificate
                           notBefore and notAfter functions to integer
                           seconds past the Epoch (the time values