fix(docs): fix lint issue

shiftinv · onerandomusername · commit f594e72cc359 · 2022-10-01T14:16:41.000-04:00
diff --git a/docs/whats_new_legacy.rst b/docs/whats_new_legacy.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: MIT
+
 :orphan:
 
 .. currentmodule:: disnake
