message: Fix formatting of readme
diff: @@ -58,6 +58,7 @@ This project is nascent and still under heavy development, but first steps:
  `.cargo/config` to `link-arg=-Tnrf52840_layout.ld`
  If you have a hail board you can flash your device as follows:
  +
  - set the environment variable `hail` to `1`
  - change `link-arg=-Tnrf52_layout.ld` in `.cargo/config` to `link-arg=-Thail_layout.ld`
  - run `run_example.sh` as above.
  