Update git submodules

* Update docs/submodules/apex from branch 'master'
  - Merge "Conditionalize VM console arg based on arch"
  - Conditionalize VM console arg based on arch

    Change-Id: Ide9159e5ba7d5388c7bf62bf865b0015422e9159
    Signed-off-by: Dan Radez <dradez@redhat.com>

diff --git a/docs/submodules/apex b/docs/submodules/apex
index 4c14519..2ecb25b 160000 (submodule)
--- a/docs/submodules/apex
+++ b/docs/submodules/apex
@@ -1 +1 @@
-Subproject commit 4c14519e56d9b5a77743f6f2fbc92068d996a649
+Subproject commit 2ecb25bea8dbb8abc7bd4f90f07101b40e70363b