hush: echo \2>file fix

diff --git a/shell/hush_test/hush-misc/redir2.tests b/shell/hush_test/hush-misc/redir2.tests
new file mode 100755
index 0000000..81983ca
--- /dev/null
+++ b/shell/hush_test/hush-misc/redir2.tests
@@ -0,0 +1,2 @@
+echo NOT SHOWN \2>/dev/null
+echo Ok