Update git submodules

* Update docs/submodules/joid from branch 'stable/danube'
  - libvirtd and libvirt both needed.

    It seems some Ubuntu system shows libvirt and some do libvirtd.
    Based on when system deploys So lets try both.

    Change-Id: If31a6474b4c00ff335b4fe74b6d1be00e6f36575
    Signed-off-by: Narinder Gupta <narinder.gupta@canonical.com>

diff --git a/docs/submodules/joid b/docs/submodules/joid
index a5dce9f..9cc0c2e 160000 (submodule)
--- a/docs/submodules/joid
+++ b/docs/submodules/joid
@@ -1 +1 @@
-Subproject commit a5dce9fbd80580fa5e140e4dbee7f8a5bd00d9a5
+Subproject commit 9cc0c2ebef9694dc75a7ba9b811ba37a1746a8dd