For tests, rename TEST_BUFFERS_EQUAL() to TEST_MEMORY_COMPARE()

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/tests/suites/test_suite_lmots.function b/tests/suites/test_suite_lmots.function
index c0db0f7..e991672 100644
--- a/tests/suites/test_suite_lmots.function
+++ b/tests/suites/test_suite_lmots.function
@@ -162,7 +162,7 @@
 
         TEST_EQUAL(exported_pub_key_size,
                    MBEDTLS_LMOTS_PUBLIC_KEY_LEN(MBEDTLS_LMOTS_SHA256_N32_W8));
-        TEST_BUFFERS_EQUAL(pub_key->x, pub_key->len,
+        TEST_MEMORY_COMPARE(pub_key->x, pub_key->len,
                        exported_pub_key, exported_pub_key_size);
         mbedtls_free(exported_pub_key);
         exported_pub_key = NULL;
@@ -183,7 +183,7 @@
                                                    exported_pub_key_buf_size,
                                                    &exported_pub_key_size),
                    0);
-        TEST_BUFFERS_EQUAL(pub_key->x, pub_key->len,
+        TEST_MEMORY_COMPARE(pub_key->x, pub_key->len,
                        exported_pub_key, exported_pub_key_size);
         mbedtls_free(exported_pub_key);
         exported_pub_key = NULL;