Update python version in github actions

Author: sathiya-nhs

.github/workflows/publish.yml

@@ -12,10 +12,10 @@ jobs:
               with:
                   fetch-depth: 0  # This causes all history to be fetched, which is required for calculate-version to function
 
-            - name: Install Python 3.8
+            - name: Install Python 3.13
               uses: actions/setup-python@v5
               with:
-                  python-version: 3.8
+                  python-version: 3.13
 
             - name: Install poetry
               run: pip install poetry