Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Changed logic to return only active availability zones.

    Change-Id: I75d92976f4486933d432a8066159dbb66c12daf5
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 8f681f8..01508fe 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 8f681f8dcf0526e2db3d648234f89bf03bcc23df
+Subproject commit 01508fe34b6595f8b47ea808e433bc8cb210e94e