actually test the current version of the action + add tokens

Signed-off-by: Martijn Govers <[email protected]>

Author: mgovers

.github/workflows/test-action.yml

@@ -29,4 +29,6 @@ jobs:
           python-version: "3.12"
 
       - name: Set PyPI Version
-        uses: PowerGridModel/pgm-version-bump@main
+        uses: PowerGridModel/pgm-version-bump@${{ github.sha }}
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}