Run checks on Ruby 3.3

Author: razor-x

.github/workflows/check.yml

@@ -19,9 +19,9 @@ jobs:
           - macos-latest
           - windows-latest
         ruby:
-          - '3.0'
           - '3.1'
           - '3.2'
+          - '3.3'
         include:
           - os: ubuntu-latest
             os_name: Linux
@@ -46,9 +46,9 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
-          - '3.0'
           - '3.1'
           - '3.2'
+          - '3.3'
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -74,9 +74,9 @@ jobs:
           - macos-latest
           - windows-latest
         ruby:
-          - '3.0'
           - '3.1'
           - '3.2'
+          - '3.3'
         include:
           - os: ubuntu-latest
             os_name: Linux