Merge pull request #1740 from codetriage/dependabot/bundler/skylight-5.3.4

Bump skylight from 5.3.3 to 5.3.4

Author: schneems

Gemfile.lock

@@ -397,7 +397,7 @@ GEM
       tilt (~> 2.0)
     sitemap_generator (6.1.2)
       builder (~> 3.0)
-    skylight (5.3.3)
+    skylight (5.3.4)
       activesupport (>= 5.2.0)
     slim (4.1.0)
       temple (>= 0.7.6, < 0.9)