remove matrix

.github/workflows/integration-test.yml

@@ -1,13 +1,10 @@
-name: Run unittests
+name: Run integration test
 
 on: [push, pull_request]
 
 jobs:
   build:
     runs-on: ubuntu-latest
-    strategy:  
-      matrix:  
-        python-version: ["3.8", "3.9", "3.10", "3.11"] 
     steps:
       - name: Checkout isle-site-template
         uses: actions/checkout@v4