Change workflow update-deps.yml not to use deprecated set-env command

 .github/workflows/update-deps.yml

@@ -77,11 +77,10 @@
        name: Set access token
        if: steps.check_branch.outputs.commit == ''
        run: |
          echo -n "::set-env name=GH_TOKEN::"
          if [ '${{ secrets.GH_TOKEN }}' != '' ]; then
            echo '${{ secrets.GH_TOKEN }}'
            echo 'GH_TOKEN=${{ secrets.GH_TOKEN }}' >> $GITHUB_ENV
          else
            echo '${{ secrets.GITHUB_TOKEN }}'
            echo 'GH_TOKEN=${{ secrets.GITHUB_TOKEN }}' >> $GITHUB_ENV
          fi

      - id: create_pull_request_default_token