Remove unnecessary ignores.
//! to all Neon functions as their initial execution context (or [`FunctionContext`](FunctionContext),
//! a convenient shorthand for `CallContext<JsObject>`):
//!
-//! ```ignore
+//! ```
//! fn hello(mut cx: FunctionContext) -> JsResult<JsString> {
//! Ok(cx.string("hello Neon"))
//! }
//! to a Neon module's [`main`](crate::main) function to enable sharing Neon functions back
//! with JavaScript:
//!
-//! ```ignore
+//! ```
//! #[neon::main]
//! fn main(cx: ModuleContext) -> NeonResult<()> {
//! cx.export_function("hello", hello)?;
