test.yml in thinreports-0.14.1

- old
+ new

@@ -15,9 +15,10 @@
       matrix:
         ruby:
           - "3.0"
           - "3.1"
           - "3.2"
+          - "3.3"
 
     steps:
       - uses: actions/checkout@v4
 
       - uses: hidakatsuya/action-setup-diff-pdf@v1