hush: echo \2>file fix

diff --git a/shell/hush_test/hush-misc/redir2.right b/shell/hush_test/hush-misc/redir2.right
new file mode 100644
index 0000000..7326d96
--- /dev/null
+++ b/shell/hush_test/hush-misc/redir2.right
@@ -0,0 +1 @@
+Ok