Update LICENSE (#3119)

Author: franklinyow

LICENSE

@@ -2,7 +2,8 @@ Except as otherwise noted, the content of this page is licensed under the
 Creative Commons Attribution 4.0 License [1], and code samples are licensed
 under the BSD-3-Clause License:
 
-Copyright 2012, the Dart project authors. All rights reserved.
+Copyright 2012, the Dart project authors.
+
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
 met:
@@ -12,9 +13,10 @@ met:
       copyright notice, this list of conditions and the following
       disclaimer in the documentation and/or other materials provided
       with the distribution.
-    * Neither the name of Google Inc. nor the names of its
+    * Neither the name of Google LLC nor the names of its
       contributors may be used to endorse or promote products derived
       from this software without specific prior written permission.
+
 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR