chore(deps): update dependency ruby to v3

Ref: PACT-445

Author: pactflow-renovate-bot[bot]

.github/workflows/sync-docs.yml

@@ -92,7 +92,7 @@ jobs:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "2.7"
+          ruby-version: "3.4.7"
       - run: bundle install --without test development
 
       - id: identify_event