Update the NETCONF stack

Change-Id: Ica7e9428953a8a5ff82f7ce4c89a4ea1176a18f6
Depends-on: https://cesnet-gerrit-czechlight/c/CzechLight/dependencies/+/4127
Depends-on: https://cesnet-gerrit-public/c/CzechLight/dependencies/+/4127
Depends-on: https://gerrit.cesnet.cz/c/CzechLight/dependencies/+/4127
Depends-on: https://gerrit.cesnet.cz/c/CzechLight/cla-sysrepo/+/4153
diff --git a/submodules/dependencies b/submodules/dependencies
index 68a7bdb..993e6fd 160000
--- a/submodules/dependencies
+++ b/submodules/dependencies
@@ -1 +1 @@
-Subproject commit 68a7bdb7f9c5a1b4b372eea10723a70dd418768a
+Subproject commit 993e6fd3c7cb96c65c60222d17dca90e881bf6bf