Stop pinning `CzechLight/dependencies` via `cla-sysrepo` and `netconf-cli`

Now that these two repos consume `master` (or whatever else is in the
patch queue at the check time), adapt this repo as well.

Change-Id: I01d56418bca3d6135477ae948f1cfdeb6465b38f
diff --git a/.gitmodules b/.gitmodules
index cb0eb34..7a7d552 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,9 @@
 [submodule "submodules/buildroot"]
 	path = submodules/buildroot
 	url = ../../github/buildroot/buildroot
+[submodule "submodules/dependencies"]
+	path = submodules/dependencies
+	url = ../dependencies
 [submodule "submodules/cla-sysrepo"]
 	path = submodules/cla-sysrepo
 	url = ../../CzechLight/cla-sysrepo