Update the recommended operator version and used kafka versions
in the documentation and onap-strimzi.
Changed the DMaaP MR ststefulset probe settings to ne compliant
to the new operator version.
Issue-ID: OOM-3269
Change-Id: I859d077d6f952aff5bcf5bd418f96745d9eae843 Signed-off-by: Andreas Geissler <andreas-geissler@telekom.de>