Update gemoji requirement from ~> 3.0 to ~> 4.1

Updates the requirements on [gemoji](https://github.com/github/gemoji) to permit the latest version.
- [Release notes](https://github.com/github/gemoji/releases)
- [Commits](github/gemoji@v3.0.0...v4.1.0)

---
updated-dependencies:
- dependency-name: gemoji
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile

@@ -28,7 +28,7 @@ end
 
 group :test do
   gem "commonmarker", "~> 1.0.0.pre7", require: false
-  gem "gemoji", "~> 3.0", require: false
+  gem "gemoji", "~> 4.1", require: false
   gem "gemojione", "~> 4.3", require: false
 
   gem "minitest"