Updates ckandumper: 7873814 Move examples into help option

diff --git a/ckandumper b/ckandumper
index 94467dd41a26b8f9a03ce6f195ca3f71bfe7e13a..7873814e1433b64eef674a993359a58cee52f131 160000 (submodule)
--- a/ckandumper
+++ b/ckandumper
@@ -1 +1 @@
-Subproject commit 94467dd41a26b8f9a03ce6f195ca3f71bfe7e13a
+Subproject commit 7873814e1433b64eef674a993359a58cee52f131