Update to Jacoco 0.8.2 & fix coverage report

* Upgrade to Jacoco version with Kotlin support
* Reorganize hv-collector-coverage pom.xml so aggregated report works
  again

Change-Id: I636d901114701e2c6669d45add85aafcad8a6783
Issue-ID: DCAEGEN2-729
Signed-off-by: Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
2 files changed