Update git submodules

* Update docs/submodules/parser from branch 'master'
  - Modify the classifier Enviroment in setup cfg

    There is no OPNFV enviroment in setup cfg classifier,
    and it will be error when upload package to pypi

    JIRA: PRRSER-131

    Change-Id: I1b0f52b03adbbfa0b803dc1966f2412b525e7677
    Signed-off-by: shangxdy <shang.xiaodong@zte.com.cn>

diff --git a/docs/submodules/parser b/docs/submodules/parser
index 9e38297..e22b58b 160000 (submodule)
--- a/docs/submodules/parser
+++ b/docs/submodules/parser
@@ -1 +1 @@
-Subproject commit 9e382971de09ffbb4cf1b1f0f738cc2ee830b36d
+Subproject commit e22b58bdcd35465dc9f8144e9b0980e0f4366c90