Use sh instead of ash in drools-pdp

Issue-ID: POLICY-3160
Change-Id: I37b2b75d010781108e40ae39d3742bc2c2e2fd7e
Signed-off-by: Jim Hahn <jrh3@att.com>
diff --git a/feature-distributed-locking/src/main/feature/install/enable b/feature-distributed-locking/src/main/feature/install/enable
index 5b8d1cb..af202f5 100644
--- a/feature-distributed-locking/src/main/feature/install/enable
+++ b/feature-distributed-locking/src/main/feature/install/enable
@@ -1,9 +1,9 @@
-#!/usr/bin/env ash
+#!/usr/bin/env sh
 
 # ============LICENSE_START=======================================================
 # ONAP
 # ================================================================================
-# Copyright (C) 2018-2020 AT&T Intellectual Property. All rights reserved.
+# Copyright (C) 2018-2021 AT&T Intellectual Property. All rights reserved.
 # ================================================================================
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.