Update git submodules

* Update docs/submodules/container4nfv from branch 'master'
  - Merge "update project name and make chenjiankun1@huawei.com as a committer"
  - update project name and make chenjiankun1@huawei.com as a committer

    Change-Id: Ifbe8f1c723a5a903efbe484ec9c3c39d8e5f28f6
    Signed-off-by: Xuan Jia <jason.jiaxuan@gmail.com>

diff --git a/docs/submodules/container4nfv b/docs/submodules/container4nfv
index 2b8607d..f874546 160000 (submodule)
--- a/docs/submodules/container4nfv
+++ b/docs/submodules/container4nfv
@@ -1 +1 @@
-Subproject commit 2b8607df937482d1881f264f85567d6e770dca47
+Subproject commit f8745467295773dd0eea75079f5e2b0b50bfcd2e