Remove unused dependency on Objenesis (#3300)
Remove unused dependency on Objenesis (#3300)

Closes #3299
micsta/dropwizard,dropwizard/dropwizard,Alexey1Gavrilov/dropwizard,mosoft521/dropwizard,pkwarren/dropwizard,phambryan/dropwizard,dropwizard/dropwizard,pkwarren/dropwizard,mosoft521/dropwizard,micsta/dropwizard,micsta/dropwizard,dropwizard/dropwizard,Alexey1Gavrilov/dropwizard,mosoft521/dropwizard,pkwarren/dropwizard,phambryan/dropwizard,phambryan/dropwizard,Alexey1Gavrilov/dropwizard