Bump jackson version to 2.11.0
Bump jackson version to 2.11.0

Signed-off-by: Dani Louca <37da6533ebb21b55f68509b39b26aebe72e04b06@splunk.com>

signalfx/signalfx-java,signalfx/signalfx-java,signalfx/signalfx-java