Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to a15076ddf4a07a05e03934939112cf011414d514
  - k8s: Validate API server not excluded admission plugins

    This patch verifies if CIS Kubernetes Benchmark v1.3.0 section
    regarding master node configuration is satisfied (1.1.14).

    Issue-ID: SECCOM-235
    Change-Id: I63c2f8a5b94bfd6c9963805aae85595e6b6ad6d7
    Signed-off-by: Pawel Wieczorek <p.wieczorek2@samsung.com>

diff --git a/docs/submodules/integration.git b/docs/submodules/integration.git
index be56744..a15076d 160000 (submodule)
--- a/docs/submodules/integration.git
+++ b/docs/submodules/integration.git
@@ -1 +1 @@
-Subproject commit be56744a2aecf133fcb9972a241847bfcd012e76
+Subproject commit a15076ddf4a07a05e03934939112cf011414d514