Remove trailing backslash

Signed-off-by: Agathiyan Bragadeesh <agathiyan.bragadeesh2@arm.com>
diff --git a/tests/include/test/macros.h b/tests/include/test/macros.h
index 26df442..750fe33 100644
--- a/tests/include/test/macros.h
+++ b/tests/include/test/macros.h
@@ -78,8 +78,8 @@
 #define TEST_FAIL(MESSAGE)                           \
     do {                                                  \
         mbedtls_test_fail(MESSAGE, __LINE__, __FILE__);   \
-        goto exit;                                          \
-    } while (0)                                              \
+        goto exit;                                        \
+    } while (0)
 
 /** Evaluate two integer expressions and fail the test case if they have
  * different values.