fix: add reference for same name param coerce matches - #23003

Example
---
```rust
fn ref_arg(x: &[i32]) {}
fn foo(x: [i32; 2]) {
    ref_ar$0
}
```

**Before this PR**

```rust
fn ref_arg(x: &[i32]) {}
fn foo(x: [i32; 2]) {
    ref_arg(${1:x});$0
}
```

**After this PR**

```rust
fn ref_arg(x: &[i32]) {}
fn foo(x: [i32; 2]) {
    ref_arg(${1:&x});$0
}
```