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Better example for ownership transfer using String (#68)

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* Better example for ownership transfer using String

* Update book/src/03_ticket_v1/06_ownership.md

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Co-authored-by: Luca Palmieri <20745048+LukeMathWalker@users.noreply.github.com>
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Keshav Chakravarthy 2024-05-28 14:38:34 +05:30 committed by GitHub
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book/src/03_ticket_v1/06_ownership.md
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@ -95,8 +95,8 @@ Ownership can be transferred.
If you own a value, for example, you can transfer ownership to another variable:
```rust
let a = 42; // <--- `a` is the owner of the value `42`
let b = a; // <--- `b` is now the owner of the value `42`
let a = "hello, world".to_string(); // <--- `a` is the owner of the String
let b = a; // <--- `b` is now the owner of the String
```
Rust's ownership system is baked into the type system: each function has to declare in its signature