test: adjust include after PK_CAN_ECDSA_SOME was moved

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/tests/suites/test_suite_ssl.function b/tests/suites/test_suite_ssl.function
index e3d5705..e67c3d1 100644
--- a/tests/suites/test_suite_ssl.function
+++ b/tests/suites/test_suite_ssl.function
@@ -6,7 +6,7 @@
 #include <ssl_tls13_keys.h>
 #include <ssl_tls13_invasive.h>
 #include "test/certs.h"
-#include "pk_wrap.h"
+#include "pk.h"
 
 #if defined(MBEDTLS_SSL_CACHE_C)
 #include "mbedtls/ssl_cache.h"