Update policy module dependency checking

- dependency checking needs to be full package name
- POL uses different naming scheme for package
Signed-off-by: Mike Marchetti <mmarchetti@sandvine.com>

Change-Id: I87c8c6c4291803562225e45b8af86df358dabfb6
diff --git a/docker/POL/Makefile b/docker/POL/Makefile
index d64462a..e7833c5 100644
--- a/docker/POL/Makefile
+++ b/docker/POL/Makefile
@@ -1,3 +1,4 @@
 include ../mk/Makefile.include
 
 MDG=$(shell basename $(CURDIR))
+CONTAINER_NAME=pol