Update git submodules

* Update docs/submodules/joid from branch 'master'
  - fix the timing issue where download is slow.

    Change-Id: Ia57f9bd4d76efbeb2dee35fc41e90001698c39ec
    Signed-off-by: Narinder Gupta <narinder.gupta@canonical.com>

diff --git a/docs/submodules/joid b/docs/submodules/joid
index 459a7f1..30f7cf1 160000 (submodule)
--- a/docs/submodules/joid
+++ b/docs/submodules/joid
@@ -1 +1 @@
-Subproject commit 459a7f181f9ebb54bae36ed8ff2f9ee9560969d3
+Subproject commit 30f7cf181e9e3b275d9ce62c2f74e9ab443fe5af