Add ruby 3.4 to CI, remove 3.0

Author: flash-gordon

.github/workflows/ci.yml

@@ -26,12 +26,12 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
+        - "3.4"
         - "3.3"
         - "3.2"
         - "3.1"
-        - "3.0"
         include:
-          - ruby: "3.2"
+          - ruby: "3.4"
             coverage: "true"
     env:
       COVERAGE: ${{matrix.coverage}}
@@ -62,7 +62,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.0
+          ruby-version: 3.1
       - name: Install dependencies
         run: gem install ossy --no-document
       - name: Trigger release workflow