Bump CPS to 3.5.2 Snapshot

- bump CPS to 3.5.2-SNAPSHOT
- updated the release notes and prepared for the next release

Issue-ID: CPS-2318
Change-Id: I584faf6218e60ad62e32ef8c3cb0deb4047149a2
Signed-off-by: mpriyank <priyank.maheshwari@est.tech>
diff --git a/cps-service/pom.xml b/cps-service/pom.xml
index 2564ceb..51faf6a 100644
--- a/cps-service/pom.xml
+++ b/cps-service/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.onap.cps</groupId>
     <artifactId>cps-parent</artifactId>
-    <version>3.5.1-SNAPSHOT</version>
+    <version>3.5.2-SNAPSHOT</version>
     <relativePath>../cps-parent/pom.xml</relativePath>
   </parent>