[retro-gtk/wip/aplazas/header-filename] tests: Fix a license header filename

[Adrien Plazas <aplazas src gnome org>]

commit 716079014caeb1e8ea8008fab8f7a7b43fb8f1fc
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Thu Nov 15 12:37:20 2018 +0100

    tests: Fix a license header filename

 tests/test-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/test-core.c b/tests/test-core.c
index 73f013c..5376448 100644
--- a/tests/test-core.c
+++ b/tests/test-core.c
@@ -1,4 +1,4 @@
-/* test-core-descriptor.c
+/* test-core.c
  *
  * Copyright (C) 2018 Adrien Plazas <kekun plazas laposte net>
  *