Update copyright line in LICENSE file

althonos · althonos · commit 20536d2b2579 · 2021-01-08T16:50:03.000+01:00
diff --git a/LICENSE b/LICENSE
@@ -1,5 +1,6 @@
 MIT License
 
+Copyright (c) 2017-2020 The PyFilesystem2 contributors
 Copyright (c) 2016-2019 Will McGugan
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
