Update git submodules

* Update docs/submodules/parser from branch 'master'
  - Bug fixe version info print

    If parser Tosca error happens, it may not exist version info;
    So it needs a process before print it.

    JIRA: PARSER-183

    Change-Id: I283d1d794b0db19f83a9abc0eee3962e94e21572
    Signed-off-by: shangxdy <shang.xiaodong@zte.com.cn>

diff --git a/docs/submodules/parser b/docs/submodules/parser
index fcda980..b76a532 160000 (submodule)
--- a/docs/submodules/parser
+++ b/docs/submodules/parser
@@ -1 +1 @@
-Subproject commit fcda9807cfa6a89d691877126b406c5d3909d9b9
+Subproject commit b76a5327b15e3530439db43e1d9d7e29ad5b5d1d