message: guix-attest: Use ascii-armor signatures
diff: @@ -154,7 +154,7 @@ for outdir in "${OUTDIRS[@]}"; do
  fi
  )
  echo "${outname}: Signing SHA256SUMS to produce SHA256SUMS.asc"
  - gpg --detach-sign --local-user "$gpg_key_name" --output "$outsigdir"/SHA256SUMS.asc "$outsigdir"/SHA256SUMS
  + gpg --detach-sign --local-user "$gpg_key_name" --armor --output "$outsigdir"/SHA256SUMS.asc "$outsigdir"/SHA256SUMS
  echo ""
  fi
  done
  