Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Add copper section in testcases.yaml"
  - Add copper section in testcases.yaml

    JIRA: COPPER-34

    Change-Id: I7301745718b9c035493c2e5c162e2a4e117982db
    Signed-off-by: Aimee Ukasick <aimeeu.opensource@gmail.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index c5e3a34..70fb267 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit c5e3a343242e728952acf09008f72ea62f1561db
+Subproject commit 70fb2675fb849e27d0494dd736b0df3b49ba03ca