Bump dmi plugin to 1.3.1-SNAPSHOT

- bump the dmi plugin version from 1.3.0-SNAPSHOT to 1.3.1-SNAPSHOT as
  part of the release process

Issue-ID: CPS-1623
Change-Id: I62805231eae6350dc5a6b6bfd1b894a9639074cf
Signed-off-by: mpriyank <priyank.maheshwari@est.tech>
diff --git a/docs/release-notes.rst b/docs/release-notes.rst
index 6421e9f..05edc69 100644
--- a/docs/release-notes.rst
+++ b/docs/release-notes.rst
@@ -14,6 +14,39 @@
 .. contents::
     :depth: 2
 ..
+
+..      ======================
+..      * * *   LONDON   * * *
+..      ======================
+
+Version: 1.3.0
+==============
+
+Release Data
+------------
+
++--------------------------------------+--------------------------------------------------------+
+| **CPS Project**                      |  DMI-Plugin                                            |
+|                                      |                                                        |
++--------------------------------------+--------------------------------------------------------+
+| **Docker images**                    | onap/ncmp-dmi-plugin:1.3.0                             |
+|                                      |                                                        |
++--------------------------------------+--------------------------------------------------------+
+| **Release designation**              | 1.3.0 London                                           |
+|                                      |                                                        |
++--------------------------------------+--------------------------------------------------------+
+| **Release date**                     | 2023 April 14                                          |
+|                                      |                                                        |
++--------------------------------------+--------------------------------------------------------+
+
+Features
+--------
+   - `CPS-1350 <https://jira.onap.org/browse/CPS-1350>`_  Adding basic auth to OpenAPI definitions
+
+Bug Fixes
+---------
+   - None
+
 ..      ====================
 ..      * * *   KOHN   * * *
 ..      ====================