Update git submodules

* Update docs/submodules/snaps from branch 'stable/fraser'
  - Support both admin role name

    Depending of the installer the admin role name can be admin
    or Admin.

    This patch was tested:
    +-------------------+------------------+------------------+----------------+
    |     TEST CASE     |     PROJECT      |     DURATION     |     RESULT     |
    +-------------------+------------------+------------------+----------------+
    |     api_check     |     functest     |      09:60       |      PASS      |
    +-------------------+------------------+------------------+----------------+

    Change-Id: I99815777794cd6524213abca1f04ec84dae1e760
    Signed-off-by: Valentin Boucher <valentin.boucher@kontron.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 2ad588d..9e7b8bb 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 2ad588de8c658c987869d1e5e7801f5c3623c071
+Subproject commit 9e7b8bbd30e596260f1a9d1dbf84cd9a22da1cb2