Updated GH publish workflow (#311)

Author: klemen1999

.github/workflows/python-publish.yml

@@ -12,10 +12,10 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v5
       with:
         python-version: '3.8'
         cache: pip