Run `bundle` (regression from #4284) (#4290)

Gemfile.lock

@@ -163,7 +163,6 @@ GEM
     fuubar (2.2.0)
       rspec-core (~> 3.0)
       ruby-progressbar (~> 1.4)
-    gemoji (3.0.0)
     globalid (0.4.0)
       activesupport (>= 4.2.0)
     goldfinger (2.0.0)
@@ -523,7 +522,6 @@ DEPENDENCIES
   faker (~> 1.7)
   fast_blank (~> 1.0)
   fuubar (~> 2.2)
-  gemoji (~> 3.0)
   goldfinger (~> 2.0)
   hamlit-rails (~> 0.2)
   hiredis (~> 0.6)