Update git submodules

* Update docs/submodules/compass4nfv from branch 'master'
  - Fix docker-compose

    Add sudo when install docker-compose

    Change-Id: I7025919889d543c860bf49bbbaf9665030437160
    Signed-off-by: Harry Huang <huangxiangyu5@huawei.com>

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index 1833897..a0edd1b 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit 1833897d18fe0930984215372e1343cff1531b61
+Subproject commit a0edd1b2b4d4df6fc5c3e773eba66224930fdb46