Move ssl_debug_helpers_generated to the correct library

This is a private interface only, so it's an ABI change but not an API change.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt
index 60b1cf4..bd832cb 100644
--- a/library/CMakeLists.txt
+++ b/library/CMakeLists.txt
@@ -84,7 +84,6 @@
     sha1.c
     sha256.c
     sha512.c
-    ssl_debug_helpers_generated.c
     threading.c
     timing.c
     version.c
@@ -109,6 +108,7 @@
     ssl_ciphersuites.c
     ssl_client.c
     ssl_cookie.c
+    ssl_debug_helpers_generated.c
     ssl_msg.c
     ssl_ticket.c
     ssl_tls.c