Tagged by CORD Jenkins version-tag job: 5651, for Gerrit patchset: 20373

1. fddb175 VOL-3419: Update the tools image to use grpc c++ 1.31.1. by Girish Gowdra · 3 years, 9 months ago 2.0.0
2. 46aec6c Integrate lcov tool for generating unit test code coverage report. by Girish Gowdra · 4 years, 1 month ago 1.0.1
3. ab4cd69 [VOL-2597]: by Girish Gowdra · 4 years, 3 months ago 1.0.0