Clone Box<DynEndpoint<State>>

## Feature Request

## Detailed Description
Add `Route#any` method, registers a route that matches all the HTTP methods.
So need `Box>` is cloneable.

## Context

## Possible Implementation
```rust
/// Add an endpoint for all method requests
pub fn any(&mut self, ep: impl Endpoint) -> &mut Self {
self.method(http::Method::GET, ep);
// GET, POST, PUT, PATCH, HEAD, OPTIONS, DELETE, CONNECT, TRACE.
self.method(http::Method::TRACE, ep);
self
}
```