Update git submodules

* Update docs/submodules/snaps from branch 'master'
  - Assign a role to the new user

    Fix the patch: https://gerrit.opnfv.org/gerrit/#/c/37079
    2 tests are influenced:
        test_create_project_sec_grp_one_user
        test_create_project_sec_grp_two_users

    Change-Id: I5b2bad3b0b1c3394848de913ac5f161eb1172a3e
    Signed-off-by: Linda Wang <wangwulin@huawei.com>

diff --git a/docs/submodules/snaps b/docs/submodules/snaps
index 79c0075..9830e98 160000 (submodule)
--- a/docs/submodules/snaps
+++ b/docs/submodules/snaps
@@ -1 +1 @@
-Subproject commit 79c0075b2e3872f9cde8101403b19bd963f7f992
+Subproject commit 9830e986f374fb0fbb7f5b42af09793606ea2a92