refactor: install gem as part of CI

Author: G-Rath

.github/workflows/checks.yml

@@ -32,6 +32,7 @@ jobs:
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
+      - run: gem install rspec_junit_formatter
       - run: bundle exec rspec --format RspecJunitFormatter --out junit.xml
       - name: Publish Test Report
         uses: mikepenz/action-junit-report@v3

Gemfile

@@ -13,4 +13,4 @@ gem "rubocop", "~> 1.21"
 gem "rubocop-performance"
 gem "rubocop-rspec"
 gem "simplecov", require: false
-gem "rspec_junit_formatter", require: false
+# gem "rspec_junit_formatter", require: false

Gemfile.lock

@@ -52,8 +52,6 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.11.0)
     rspec-support (3.11.0)
-    rspec_junit_formatter (0.6.0)
-      rspec-core (>= 2, < 4, != 2.12.0)
     rubocop (1.56.0)
       base64 (~> 0.1.1)
       json (~> 2.3)
@@ -98,7 +96,6 @@ DEPENDENCIES
   aws_ec2_environment!
   rake (~> 13.0)
   rspec (~> 3.0)
-  rspec_junit_formatter
   rubocop (~> 1.21)
   rubocop-performance
   rubocop-rspec