Update git submodules

* Update openstack-helm from branch 'master'
  to 800b6788da000fe8f4d7bdf9536820cae71d57e6
  - Merge "chore: set helm project wide to 3.18.1"
  - chore: set helm project wide to 3.18.1

    This makes it so that 3.18.1 is the version used consistently and sets
    it at the top-level.

    Change-Id: I8623ed5b040ec53dd576471602cc93f091b581f3
    Signed-off-by: Doug Goldstein <cardoe@cardoe.com>

diff --git a/openstack-helm b/openstack-helm
index d03c4543c5d47e13f138a63953894ba0adbea16b..800b6788da000fe8f4d7bdf9536820cae71d57e6 160000 (submodule)
--- a/openstack-helm
+++ b/openstack-helm
@@ -1 +1 @@
-Subproject commit d03c4543c5d47e13f138a63953894ba0adbea16b
+Subproject commit 800b6788da000fe8f4d7bdf9536820cae71d57e6