Move constant_flow.h into the main library
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/tests/suites/test_suite_bignum.function b/tests/suites/test_suite_bignum.function
index caa7e04..edb3695 100644
--- a/tests/suites/test_suite_bignum.function
+++ b/tests/suites/test_suite_bignum.function
@@ -3,7 +3,7 @@
#include "mbedtls/entropy.h"
#include "constant_time_internal.h"
#include "bignum_core.h"
-#include "test/constant_flow.h"
+#include "constant_flow.h"
#if MBEDTLS_MPI_MAX_BITS > 792
#define MPI_MAX_BITS_LARGER_THAN_792