AUTHORS regenerated

script changed to remove extra entities and clang-format bot.

Change-Id: I102cd80fdf4b240e6e4d5172943e49146a601a72

tools/gen_authors.sh

diff --git a/tools/gen_authors.sh b/tools/gen_authors.sh
index 4cfd81e..5def8bc 100755
--- a/tools/gen_authors.sh
+++ b/tools/gen_authors.sh
@@ -6,8 +6,5 @@
 # This file is automatically generated from the git commit history
 # by tools/gen_authors.sh.
 
-$(git log --pretty=format:"%aN <%aE>" | sort | uniq | grep -v corp.google)
-Google Inc.
-The Mozilla Foundation
-The Xiph.Org Foundation
+$(git log --pretty=format:"%aN <%aE>" | sort | uniq | grep -v "corp.google\|clang-format")
 EOF