Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Change api version"
  - Change api version

    The api_version had full API url instead of just the version.

    Change-Id: I78b39ea5d39e1ffab54d2bca41df96aadd47ac86
    Signed-off-by: Dimitri Mazmanov <dimitri.mazmanov@ericsson.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 70cfbfd..d48e87a 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 70cfbfdf6a040b9cd7d383ed863d12f90a77d389
+Subproject commit d48e87aa768d193efac2677169265dce16c5fdac