Bump CPS to 3.4.7-SNAPSHOT

- bump cps to 3.4.7-snapshot
- updated the relese notes

Issue-ID: CPS-2135
Change-Id: Ib166ebae2e3de9a727b3d0d4d21832c8858f4108
Signed-off-by: mpriyank <priyank.maheshwari@est.tech>
25 files changed