Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Refactoring of FlavorSettings to extend FlavorConfig

    FlavorSettings and glance_utils have a runtime cyclical
    dependency. This patch reduces this dependency and
    deprecates the FlavorSettings class.

    JIRA: SNAPS-216

    Change-Id: Ie9532fcbe16377d4ab608bdacd1982c3c6628fe9
    Signed-off-by: spisarski <s.pisarski@cablelabs.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 4cad4f7..f9d332f 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 4cad4f7d1f53189900f9024fa5478e98a64d3760
+Subproject commit f9d332f6c67f5e0cb70c1570499996926ffbdf5c