AUTHORS: mention Jie Zhang

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/AUTHORS b/AUTHORS
index 378c332..0908fc7 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -171,3 +171,6 @@
 
 Mike Frysinger <vapier@gentoo.org>
     initial e2fsprogs, printenv, setarch, sum, misc
+
+Jie Zhang <jie.zhang@analog.com>
+    fixed two bugs in msh and hush (exitcode of killed processes)