programs: ssl: cmake: Add missing executable

Add the missing executable in the list of executables
to install.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/programs/ssl/CMakeLists.txt b/programs/ssl/CMakeLists.txt
index 9d816b9..1460aa9 100644
--- a/programs/ssl/CMakeLists.txt
+++ b/programs/ssl/CMakeLists.txt
@@ -14,6 +14,7 @@
     ssl_fork_server
     ssl_mail_client
     ssl_server
+    ssl_server2
 )
 
 if(USE_PKCS11_HELPER_LIBRARY)