Update mockito and errorprone (#1419)
Update mockito and errorprone (#1419)

* Upgrade Mockito to 2.27.0

Change-Id: I8fcc2fd6fb3a482a3c87e2fcbd4671c67aa21c4d
Signed-off-by: David Pursehouse <e7b5c6a4a3dbaca972851f8c075e19915752593f@collab.net>

* Upgrade error_prone_core to 2.3.3

Change-Id: I388d29d663f5006addc21fd909bc92bbf2c628dd
Signed-off-by: David Pursehouse <e7b5c6a4a3dbaca972851f8c075e19915752593f@collab.net>

dropwizard/metrics,dropwizard/metrics,dropwizard/metrics