Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Merge "Changes to enable overriding the OSCreds for tests."
  - Changes to enable overriding the OSCreds for tests.

    JIRA: FUNCTEST-847

    Change-Id: I36d1add82cdb13a2c8252495fd6df8e05dab837b
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 80b70bd..fdcd560 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 80b70bdcc7a73e0050dae87e4d86159f2fd9b785
+Subproject commit fdcd5600bade294ae2a2207ef01da92f22f64327