change test function includes to use one convention
diff --git a/tests/suites/test_suite_asn1write.function b/tests/suites/test_suite_asn1write.function
index 72e9b4b..49b073a 100644
--- a/tests/suites/test_suite_asn1write.function
+++ b/tests/suites/test_suite_asn1write.function
@@ -1,5 +1,5 @@
 /* BEGIN_HEADER */
-#include <polarssl/asn1write.h>
+#include "polarssl/asn1write.h"
 
 #define GUARD_LEN 4
 #define GUARD_VAL 0x2a