Update git submodules

* Update docs/submodules/multicloud/k8s.git from branch 'master'
  to a1e2fb3ff225509885f82311096d0353e1117877
  - Remove build tags

    Remove build tags as this is causing issues where
    mock plugins need to be loaded into files that do
    unit testing as well.
    Full integration testing is being done in the CSIT.

    Issue-ID: MULTICLOUD-559
    Change-Id: Icd147dac80d16a6fb8f33048c76d4083158cecd2
    Signed-off-by: Kiran Kamineni <kiran.k.kamineni@intel.com>

diff --git a/docs/submodules/multicloud/k8s.git b/docs/submodules/multicloud/k8s.git
index 5f5aabf..a1e2fb3 160000 (submodule)
--- a/docs/submodules/multicloud/k8s.git
+++ b/docs/submodules/multicloud/k8s.git
@@ -1 +1 @@
-Subproject commit 5f5aabfbaff227c3c134c27ecbd7ecd347f74c09
+Subproject commit a1e2fb3ff225509885f82311096d0353e1117877