Pick up signed-unsigned comparison fix in pg_logfebe
Pick up signed-unsigned comparison fix in pg_logfebe

Signed-off-by: Daniel Farina <3d0f3b9ddcacec30c4008c5e030e6c13a478cb4f@fdr.io>

heroku/pg_logplexcollector,logplex/pg_logplexcollector