Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Ensure library and tests close all necessary resources.

    The SNAPS-OO library and tests had left open files, ssh, and scp
    connections. These have all now been wrapped with try/finally
    blocks.

    JIRA: SNAPS-152

    Change-Id: I43e09978b5c075bd78ff3279c0799556b8758878
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index fdcd560..ca276f4 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit fdcd5600bade294ae2a2207ef01da92f22f64327
+Subproject commit ca276f452540f68c08cb3df9049e9e7876364dac