Update license year to 2021

jpedroschmitz · João Pedro Schmitz · commit 3b01a5364731 · 2021-02-17T07:58:59.000-03:00
diff --git a/LICENSE.md b/LICENSE.md
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2020 Omni Theme
+Copyright (c) 2021 Omni Theme
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
