Updates ckandumper: 5b6309b Do not compute file hash as it might consume too much...

diff --git a/ckandumper b/ckandumper
index 39f9a75856419ca9b7de9cbd8b55d5514f0828aa..5b6309b8bce616ef2b4746166addfbf40ebe3202 160000 (submodule)
--- a/ckandumper
+++ b/ckandumper
@@ -1 +1 @@
-Subproject commit 39f9a75856419ca9b7de9cbd8b55d5514f0828aa
+Subproject commit 5b6309b8bce616ef2b4746166addfbf40ebe3202