Add google-java-format-1.14.0

README.google:

Name: Tool to reformat Java source code to comply with Google Java Style.
URL: https://github.com/google/google-java-format/releases/tag/v1.14.0
Version: 1.14.0
Revision: NA
Date: February 15th 2022
License: See LICENSE

Change-Id: I613902d8963b5c43a8cf12ff58d84403bc459809
diff --git a/tools/fmt-diff.py b/tools/fmt-diff.py
index fc08c80..cda33f9 100755
--- a/tools/fmt-diff.py
+++ b/tools/fmt-diff.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2020, the R8 project authors. Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
@@ -13,8 +13,10 @@
 
 GOOGLE_JAVA_FORMAT_DIFF = os.path.join(
     utils.THIRD_PARTY,
+    'google',
     'google-java-format',
-    'google-java-format-google-java-format-1.7',
+    '1.14.0',
+    'google-java-format-1.14.0',
     'scripts',
     'google-java-format-diff.py')