Fix license to include author

wooorm · wooorm · commit 469ba8a9be5b · 2025-03-11T15:30:40.000+01:00
This is related to 3e09ea1 (GH-58, GH-61), which inlined some code, which should have also changed the license.
diff --git a/license b/license
@@ -1,6 +1,7 @@
 (The MIT License)
 
 Copyright (c) Titus Wormer <tituswormer@gmail.com>
+Copyright (c) Lea Verou
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
