pom.xml: updates for release 0.141.16
pom.xml: updates for release 0.141.16

Bump io.airlift.units to 1.0 and add exclusion for guava to fix issues reported by maven-dependency-versions-check-plugin

Signed-off-by: Kill Bill core team <1a73af9e7ae00182733b2292511b814be66f065f@killbill.io>

killbill/killbill-oss-parent