ash: copy function tests from hush testsuite

Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/ash_test/ash-misc/func4.right b/shell/ash_test/ash-misc/func4.right
new file mode 100644
index 0000000..0c87e31
--- /dev/null
+++ b/shell/ash_test/ash-misc/func4.right
@@ -0,0 +1,2 @@
+24
+Done