use python 3.11 on CI

Author: orsinium

.github/workflows/main.yml

@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.8"
+          python-version: "3.11"
       - uses: arduino/setup-task@v1
         with:
           repo-token: ${{ github.token }}
@@ -30,7 +30,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.8"
+          python-version: "3.11"
       - uses: arduino/setup-task@v1
         with:
           repo-token: ${{ github.token }}