Error(parser::definitions::invalid_name)

  💥 invalid parameter name: `Argc`
   ╭─[tests/diagnostics/invalid_parameter_name.oy:1:1]
 1 │ ~main<Argc><Argv>{<>}
   ·       ──┬─
   ·         ╰── `Argc` is invalid name for parameter
   ╰────
  help: the parameter name must be snake_case. Try `argc` instead.
