Add ruby 3.4 to test matrix

Author: jkeen

.github/workflows/ci.yml

@@ -33,6 +33,7 @@ jobs:
           - "3.1"
           - "3.2"
           - "3.3"
+          - "3.4"
         gemfile:
           - Gemfile
           - gemfiles/rails_5_2.gemfile
@@ -103,6 +104,10 @@ jobs:
             ruby: 3.3
           - gemfile: gemfiles/rails_5_2_graphiti_rails.gemfile
             ruby: 3.3
+          - gemfile: gemfiles/rails_5_2.gemfile
+            ruby: 3.4
+          - gemfile: gemfiles/rails_5_2_graphiti_rails.gemfile
+            ruby: 3.4
     continue-on-error: ${{ matrix.ruby == 'ruby-head' }}
     env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
       BUNDLE_GEMFILE: ${{ github.workspace }}/${{ matrix.gemfile }}