Update git submodules

* Update kubernetes/aai from branch 'master'
  to c2d6e68b32be2bc2a421f21d23b12abdf314198c
  - Moving AAI Helm Chart version for El Alto

    Updating Helm Charts to 5.0.0 for the El Alto release.

    Merge will be co-ordinated with the merge of a separate oom patch https://gerrit.onap.org/r/#/c/oom/+/91274/.
    Please do not merge until this coordination has completed.

    Issue-ID: OOM-1981
    Signed-off-by: Mike Elliott <mike.elliott@amdocs.com>
    Change-Id: I14ef1a2a946f51cf7ea98803cb1d6ea1e0039fa6

diff --git a/kubernetes/aai b/kubernetes/aai
index 4a0fbc3..c2d6e68 160000 (submodule)
--- a/kubernetes/aai
+++ b/kubernetes/aai
@@ -1 +1 @@
-Subproject commit 4a0fbc35268c9d6696e701c7da31dbeaeb21a722
+Subproject commit c2d6e68b32be2bc2a421f21d23b12abdf314198c