Updated git submodules

Project: policy/engine master 3c6308fb9cc426b52c23d1dde5a1b8761f66b28a

Fix sonar bug

Somehow this creeped into sonar. Not sure why it wasn't
flagged before.

Fixed tabs and indentation.

Removed unnecessary close() statement for a try-with-
resources statement.

Issue-ID: POLICY-1186
Change-Id: I5499279fe7adf642a7f7dc8a53c1a27c24a0dcb3
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>

diff --git a/docs/submodules/policy/engine.git b/docs/submodules/policy/engine.git
index d675b48..3c6308f 160000 (submodule)
--- a/docs/submodules/policy/engine.git
+++ b/docs/submodules/policy/engine.git
@@ -1 +1 @@
-Subproject commit d675b481101bba8ce02bf9248fd8afc5e40116a4
+Subproject commit 3c6308fb9cc426b52c23d1dde5a1b8761f66b28a