Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to d515af5c7bddbbe3bebf3a6288fb3e43b234719a
  - k8s: Validate API server not excluded authorization mode

    This patch verifies if CIS Kubernetes Benchmark v1.3.0 section
    regarding master node configuration is satisfied (1.1.19).

    Issue-ID: SECCOM-235
    Change-Id: I00c9600fd0d351afb7141a5fa16f348eab67b12d
    Signed-off-by: Pawel Wieczorek <p.wieczorek2@samsung.com>

diff --git a/docs/submodules/integration.git b/docs/submodules/integration.git
index a15076d..d515af5 160000 (submodule)
--- a/docs/submodules/integration.git
+++ b/docs/submodules/integration.git
@@ -1 +1 @@
-Subproject commit a15076ddf4a07a05e03934939112cf011414d514
+Subproject commit d515af5c7bddbbe3bebf3a6288fb3e43b234719a