Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 23f22e8e8ca50c862d1cece31a0a87050685cdd7
  - Fix Python linting issues in Python scripts

    Fixed pylint issues for categories len-as-condition, using-constant-test,
    undefined-variable and reimported.

    Change-Id: Idad710958c3ca0ac6da78fb4709da03e5f079b34
    Issue-ID: INT-1427
    Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>

diff --git a/docs/submodules/integration.git b/docs/submodules/integration.git
index 37fe1c2..23f22e8 160000 (submodule)
--- a/docs/submodules/integration.git
+++ b/docs/submodules/integration.git
@@ -1 +1 @@
-Subproject commit 37fe1c2e88838760a733fbf1129067685ad7a6ea
+Subproject commit 23f22e8e8ca50c862d1cece31a0a87050685cdd7