Update git submodules

* Update docs/submodules/auto from branch 'master'
  - Merge "Fix links to remove references to submodules"
  - Fix links to remove references to submodules

    All references to submodules must be removed for docs to
    work going forward.

    Can be tested once your project has a local tox file

    Change-Id: I89bd883ae7ca81ac6ba1d8ff0e160ccf7660d61d
    Signed-off-by: Aric Gardner <agardner@linuxfoundation.org>

diff --git a/docs/submodules/auto b/docs/submodules/auto
index 1a2260e..31e65ed 160000 (submodule)
--- a/docs/submodules/auto
+++ b/docs/submodules/auto
@@ -1 +1 @@
-Subproject commit 1a2260efe5d15f95b8fa778a9ee8023121facd7e
+Subproject commit 31e65eda6ec90afdb81f8276780625cd2f1779c4