🛠️ bugfix python version, enclose version in quotations

- due to yaml parsing, the version identifiers are quoted to avoid 3.10 to be treated as 3.1
- more information actions/runner#1989

.github/workflows/code-linting.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.8, 3.9, 3.10, 3.11, 3.12]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v2