change test function includes to use one convention
diff --git a/tests/suites/test_suite_base64.function b/tests/suites/test_suite_base64.function
index 01d8aa6..a8348d2 100644
--- a/tests/suites/test_suite_base64.function
+++ b/tests/suites/test_suite_base64.function
@@ -1,5 +1,5 @@
 /* BEGIN_HEADER */
-#include <polarssl/base64.h>
+#include "polarssl/base64.h"
 /* END_HEADER */
 
 /* BEGIN_DEPENDENCIES