Bump ancestry from 4.1.0 to 4.2.0

Bumps [ancestry](https://github.com/stefankroes/ancestry) from 4.1.0 to 4.2.0.
- [Release notes](https://github.com/stefankroes/ancestry/releases)
- [Changelog](https://github.com/stefankroes/ancestry/blob/master/CHANGELOG.md)
- [Commits](https://github.com/stefankroes/ancestry/compare/v4.1.0...v4.2.0)

---
updated-dependencies:
- dependency-name: ancestry
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -76,7 +76,7 @@ GEM
     akami (1.3.1)
       gyoku (>= 0.4.0)
       nokogiri
-    ancestry (4.1.0)
+    ancestry (4.2.0)
       activerecord (>= 5.2.6)
     ast (2.4.2)
     audited (5.0.1)
@@ -707,7 +707,7 @@ DEPENDENCIES
   acts_as_votable (~> 0.13.2)
   ahoy_matey (~> 3.2.0)
   airbrake (~> 11.0.3)
-  ancestry (~> 4.1.0)
+  ancestry (~> 4.2.0)
   audited (~> 5.0.1)
   autoprefixer-rails (~> 8.2.0)
   bullet (~> 6.1.4)