specify/bump ruby versions matrix: 3.4.0, 3.4.1, 3.4.2

Author: kanutocd

.github/workflows/ci.yml

@@ -37,7 +37,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: ["3.0", "3.1", "3.2", "3.3"]
+        ruby-version: ["3.4.0", "3.4.1", "3.4.2"]
 
     steps:
       - name: Checkout code
@@ -71,7 +71,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.2"
+          ruby-version: "3.4.2"
           bundler-cache: true
 
       - name: Run tests with coverage