Bump CPS version

- bump cps to 3.4.8-SNAPSHOT
- also updated the release notes

Issue-ID: CPS-2168
Change-Id: Iee7f1e2febbf28b0d5a2855d3128d9eb8bb3c490
Signed-off-by: mpriyank <priyank.maheshwari@est.tech>
diff --git a/cps-service/pom.xml b/cps-service/pom.xml
index 31b3084..adca617 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>3.4.7-SNAPSHOT</version>
+    <version>3.4.8-SNAPSHOT</version>
     <relativePath>../cps-parent/pom.xml</relativePath>
   </parent>