feat: Add crate attribute to operation macro

[dracarys18]

Type of Change

• [x] Enhancement

Description

Add crate attribute to operation macro make it usable in other crates.

Motivation and Context

With this change this macro can be used in orca cloud repo usage:

#[derive(PaymentOperation)
#[operation(crate = "current_crate")]
struct Payment;

How did you test it?

Manual

Checklist

• [x] I formatted the code cargo +nightly fmt --all
• [x] I addressed lints thrown by cargo clippy
• [x] I reviewed submitted code