Update git submodules

* Update docs/submodules/joid from branch 'stable/danube'
  - correct kube-control relationship

    Change-Id: I8acd555fb138b3a00f9014bbcacf226d003c0056
    Signed-off-by: Narinder Gupta <narinder.gupta@canonical.com>

diff --git a/docs/submodules/joid b/docs/submodules/joid
index c29eb81..0aba7d8 160000 (submodule)
--- a/docs/submodules/joid
+++ b/docs/submodules/joid
@@ -1 +1 @@
-Subproject commit c29eb81f79a51fcf4a1f64039c63b3607ce73ffc
+Subproject commit 0aba7d898131887f341301011279d54f929dd007