Update git submodules

* Update docs/submodules/policy/parent.git from branch 'master'
  to 8429713b4bfc09ecbafb593cd48daf670def660e
  - Update API swagger to reflect the most recent changes to deployed endpoints
    
    Issue-ID: POLICY-1994
    Change-Id: Iab2795ba9cf89cacf467cfa8156fc50685f81059
    Signed-off-by: Chenfei Gao <cgao@research.att.com>
    
diff --git a/docs/submodules/policy/parent.git b/docs/submodules/policy/parent.git
index 2f5f116..8429713 160000
--- a/docs/submodules/policy/parent.git
+++ b/docs/submodules/policy/parent.git
@@ -1 +1 @@
-Subproject commit 2f5f116faa66414da147618ba137e6efd394e166
+Subproject commit 8429713b4bfc09ecbafb593cd48daf670def660e