Update git submodules

* Update docs/submodules/apex from branch 'stable/euphrates'
  - Merge "Removing duplicate lib path in ansible_path" into stable/euphrates
  - Removing duplicate lib path in ansible_path

    - deploy line 283 lib is joined with ANSIBLE_PATH
      then line 285, 347, 418 and 435 it was joined again with
      ansible_path from 283 already containing lib

    Change-Id: I6612967d626eeb0668eb43294831447c387f8e93
    Signed-off-by: Dan Radez <dradez@redhat.com>
    (cherry picked from commit fae35267b18d246350ace0e38c41c307bec73894)

diff --git a/docs/submodules/apex b/docs/submodules/apex
index a695060..ec03e76 160000 (submodule)
--- a/docs/submodules/apex
+++ b/docs/submodules/apex
@@ -1 +1 @@
-Subproject commit a6950601fd26765b8d7211a549df78ad942b9c12
+Subproject commit ec03e76b54e69af8daabc9d2b1c30145052ded17