Tagged by CORD Jenkins version-tag job: 220, for Gerrit patchset: 33739

1. d85e52b [VOL-4663] create voltha event topic (voltha.events) with conifgurable no of partitions and replication factor by kesavand · 2 years, 4 months ago v7.1.8
2. 2672188 [VOL-4290] Voltha go library updates for gRPC migration by khenaidoo · 2 years, 11 months ago v7.0.0
3. 2ca7446 [VOL-3885] Adding retry mechanism when connecting to the kafka event cluster by Matteo Scandolo · 3 years, 4 months ago v4.0.11
4. 4d2eb5d VOL-3501 Code changes to support rpc event by Himani Chawla · 3 years, 8 months ago v4.0.4