Updated git submodules

Project: policy/engine master bdb9bf58d7a80f43c3ce558e6fe59c3bc0f6f8bd

Merge "Technical debt reduction"

Technical debt reduction

* empty constructor
* Unnecessary imports
* try-with-resources
* missing @Override
* useless parens
* proper boolean detection
* useless imports
* Use Set vs HashSet
* moving statements to separate lines

Issue-ID: POLICY-477
Change-Id: I5fae9c5c8e7d30f731a1caefc8a5271cf382e0a0
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>

diff --git a/docs/submodules/policy/engine.git b/docs/submodules/policy/engine.git
index 0c8425b..bdb9bf5 160000 (submodule)
--- a/docs/submodules/policy/engine.git
+++ b/docs/submodules/policy/engine.git
@@ -1 +1 @@
-Subproject commit 0c8425b25c093f638351a14f84a7b1df731cd0de
+Subproject commit bdb9bf58d7a80f43c3ce558e6fe59c3bc0f6f8bd