Only test for py 3.11

Author: zxdong262

.github/workflows/linux.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.11"]
 
     steps:
     - uses: actions/checkout@v4