Remove certs module from mbedtls.

Certs will be used only by tests and programs.

Signed-off-by: Mateusz Starzyk <mateusz.starzyk@mobica.com>
diff --git a/programs/ssl/CMakeLists.txt b/programs/ssl/CMakeLists.txt
index dfc16a5..e8fc930 100644
--- a/programs/ssl/CMakeLists.txt
+++ b/programs/ssl/CMakeLists.txt
@@ -45,6 +45,7 @@
 
 if(THREADS_FOUND)
     add_executable(ssl_pthread_server ssl_pthread_server.c $<TARGET_OBJECTS:mbedtls_test>)
+    target_include_directories(ssl_pthread_server PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
     target_link_libraries(ssl_pthread_server ${libs} ${CMAKE_THREAD_LIBS_INIT})
     list(APPEND executables ssl_pthread_server)
 endif(THREADS_FOUND)