Add links to swagger

API already has a table of links to the swagger JSON, the
pap and decision api did not.

Issue-ID: POLICY-2710
Change-Id: I7ef86864735ae1b1e47f7cf9d28ff0e14aa1355d
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>
diff --git a/docs/xacml/decision-api.rst b/docs/xacml/decision-api.rst
index e475e1d..7d068c1 100644
--- a/docs/xacml/decision-api.rst
+++ b/docs/xacml/decision-api.rst
@@ -41,6 +41,8 @@
 
 x-onap-requestid is used to track REST transactions for logging purpose, as described above.
 
+:download:`Download the Decision API Swagger <swagger.json>`
+
 .. swaggerv2doc:: swagger.json