Bump CPS to 3.4.6-SNAPSHOT

- bumping CPS to 3.4.6-SNAPSHOT
- updated the release notes

Issue-ID: CPS-2124
Change-Id: Id28af9340da9c1ce118b2122e97b8717860c7932
Signed-off-by: mpriyank <priyank.maheshwari@est.tech>
diff --git a/dmi-plugin-demo-and-csit-stub/pom.xml b/dmi-plugin-demo-and-csit-stub/pom.xml
index a16a954..ede50da 100644
--- a/dmi-plugin-demo-and-csit-stub/pom.xml
+++ b/dmi-plugin-demo-and-csit-stub/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onap.cps</groupId>
         <artifactId>cps-parent</artifactId>
-        <version>3.4.5-SNAPSHOT</version>
+        <version>3.4.6-SNAPSHOT</version>
         <relativePath>../cps-parent/pom.xml</relativePath>
     </parent>