Bump ancestry from 4.1.0 to 4.2.0 (#17889)

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>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile

@@ -16,7 +16,7 @@ gem "acts_as_follower", github: "forem/acts_as_follower", branch: "master" # All
 gem "addressable", "~> 2.8" # A replacement for the URI implementation that is part of Ruby's standard library
 gem "ahoy_email", "~> 2.1.2" # Email analytics for Rails
 gem "ahoy_matey", "~> 4.0" # Tracking analytics for Rails
-gem "ancestry", "~> 4.1" # Ancestry allows the records of a ActiveRecord model to be organized in a tree structure
+gem "ancestry", "~> 4.2" # Ancestry allows the records of a ActiveRecord model to be organized in a tree structure
 gem "blazer", "~> 2.6" # Allows admins to query data
 gem "bootsnap", ">= 1.1.0", require: false # Boot large ruby/rails apps faster
 gem "carrierwave", "~> 2.2" # Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends

Gemfile.lock

@@ -90,7 +90,7 @@ GEM
       device_detector
       safely_block (>= 0.2.1)
     amazing_print (1.4.0)
-    ancestry (4.1.0)
+    ancestry (4.2.0)
       activerecord (>= 5.2.6)
     anyway_config (2.1.0)
       ruby-next-core (>= 0.11.0)
@@ -961,7 +961,7 @@ DEPENDENCIES
   ahoy_email (~> 2.1.2)
   ahoy_matey (~> 4.0)
   amazing_print (~> 1.4)
-  ancestry (~> 4.1)
+  ancestry (~> 4.2)
   better_errors (~> 2.9)
   blazer (~> 2.6)
   bootsnap (>= 1.1.0)