test python version for ci

Author: zm711

.github/workflows/io-test.yml

@@ -18,7 +18,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ['3.9', '3.11']
+        python-version: ['3.9', '3.11.9']
     defaults:
       # by default run in bash mode (required for conda usage)
       run: