fix: parse warning

[vinnymac]

Fixes the following warning with:

• Erlang/OTP: 28 (erts-16.2)
• Elixir: 1.19.5
• Abacus: 2.1.0

warning: Abacus.parse/1 is undefined or private
      │
   36 │       Abacus.parse(without_parantheses),
      │              ~
      │
      └─ lib/format.ex:36:14: Abacus.Format.format/1
      └─ lib/format.ex:37:14: Abacus.Format.format/1
      └─ lib/format.ex:38:14: Abacus.Format.format/1
      └─ lib/format.ex:39:14: Abacus.Format.format/1
      └─ lib/format.ex:64:14: Abacus.Format.format/1
      └─ lib/format.ex:65:14: Abacus.Format.format/1
      └─ lib/format.ex:81:14: Abacus.Format.format/1
      └─ lib/format.ex:82:14: Abacus.Format.format/1
      └─ lib/format.ex:100:28: Abacus.Format.format/1

  Generated abacus app