finagle: Fixup .travis.yml to rm finagle-commons-stats
finagle: Fixup .travis.yml to rm finagle-commons-stats

Problem

rg doesn't search hidden files by default, so we missed fixing up the
.travis.yml to no longer try to test finagle-commons-stats.

Solution

Remove the reference to finagle-commons-stats.

RB_ID=911039
TBR=true

luciferous/finagle,luciferous/finagle,mkhq/finagle,koshelev/finagle,koshelev/finagle,mkhq/finagle,koshelev/finagle,mkhq/finagle,twitter/finagle,koshelev/finagle,luciferous/finagle,mkhq/finagle,koshelev/finagle,twitter/finagle,luciferous/finagle,luciferous/finagle,luciferous/finagle,mkhq/finagle,twitter/finagle,twitter/finagle,twitter/finagle,mkhq/finagle,koshelev/finagle