.config file is uploaded to release as default.config

[ramalhais]

.config file is uploaded to release as default.config

  - name: Create Release
    uses: softprops/action-gh-release@v2
    with:
      tag_name: build/${{ env.BRANCH }}_${{ env.DATE }}_${{ env.KERNELVER }}_${{ github.sha }}
      name: ${{ env.BRANCH }}_${{ env.DATE }}_${{ env.KERNELVER }}_${{ github.sha }}
      files: |
        vmlinux
        .config