Update git submodules

* Update docs/submodules/apex from branch 'master'
  - Merge "Adding rpmlint to the build"
  - Adding rpmlint to the build

    - updating syntax to meet rpmlint standards

    Change-Id: I056b7600df0f4383b97c67e705bc0b749b4c1633
    Signed-off-by: Dan Radez <dradez@redhat.com>

diff --git a/docs/submodules/apex b/docs/submodules/apex
index d21460f..1f346dd 160000 (submodule)
--- a/docs/submodules/apex
+++ b/docs/submodules/apex
@@ -1 +1 @@
-Subproject commit d21460f3adaa6e454ee52b27a837f9d7e0ea7819
+Subproject commit 1f346dd0052a8a24309a55058c54299803d95e09