Update versions for Trace Compass 6.2.1 releaseChange-Id: I7fa134261bef2c654d92b189806f2e2d1a11160aSigned-off-by: Bernd Hufmann <Bernd.Hufmann@ericsson.com>Reviewed-on: https://git.eclipse.org/r/c/tracecompass/org.eclipse.tracecompass/+/174766Tested-by: Trace Compass Bot <tracecompass-bot@eclipse.org>Tested-by: Patrick Tasse <patrick.tasse@gmail.com>Reviewed-by: Patrick Tasse <patrick.tasse@gmail.com>