remove deprecated token field

Author: TakGN

.github/workflows/deploy_to_gke.yaml

@@ -108,9 +108,6 @@ jobs:
           fi
       - id: 'setup-helm'
         uses: azure/setup-helm@v4
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}  # only needed if version is 'latest'
-          # default version is latest (stable)
       - name: deploy with helm
         run: |
           echo ${{ inputs.deploy_command }}