catala/tests/test_literate/good/test_grave_char.catala_pl

## Law text should be able to contain grave accent '`'.

This is a block of law text containing `.
This allows to:

* use `Markdown` code block inside `Catala` files,

* _escape_ special characters such as `#` or `>`,

* use Fenced Code Blocks:

```ocaml
let () = print_endline "Hello world!"
```

```catala
deklaracja zakres A:
  kontekst wyjście literate_parsing_is_ok typu zerojedynkowy

zakres A:
  definicja literate_parsing_is_ok wynosi prawda
```

Even after `Catala` code block:

```c
int main(void) { return 0; }
```