Change ServerKeyBits size from 768 to 1024 in sshd configuration

roles/common/templates/ssh/sshd_config.j2

@@ -38,7 +38,7 @@ UseDns no
 
 # Lifetime and size of ephemeral version 1 server key
 KeyRegenerationInterval 3600
-ServerKeyBits 768
+ServerKeyBits 1024
 
 # Logging
 SyslogFacility AUTH