fixed doc warnings

[Redhawk18]

background

❯ cargo doc
warning: redundant explicit link target
   --> src/llama.rs:397:34
    |
397 |     /// Initialize a new [Llama](Llama) module.
    |                           -----  ^^^^^ explicit target is redundant
    |                           |
    |                           because label contains path that resolves to same destination
    |
    = note: when a link's destination is not specified,
            the label is used to resolve intra-doc links
    = note: `#[warn(rustdoc::redundant_explicit_links)]` on by default
help: remove explicit link target
    |
397 -     /// Initialize a new [Llama](Llama) module.
397 +     /// Initialize a new [Llama] module.
    |

warning: this URL is not a hyperlink
   --> src/llama.rs:738:23
    |
738 |     /// Adapted from: https://github.com/meta-llama/llama-models/blob/main/models/llama3/reference_impl/model.py#L45
    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: bare URLs are not automatically turned into clickable links
    = note: `#[warn(rustdoc::bare_urls)]` on by default
help: use an automatic link instead
    |
738 |     /// Adapted from: <https://github.com/meta-llama/llama-models/blob/main/models/llama3/reference_impl/model.py#L45>
    |                       +                                                                                              +

warning: `llama-burn` (lib doc) generated 2 warnings (run `cargo fix --lib -p llama-burn` to apply 1 suggestion)
    Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
   Generated /home/redhawk/code/test/models/llama-burn/target/doc/llama_burn/index.html

Also why isn't this crate on crates.io?

[laggui]

We might eventually remove the llama implementation from the models repository entirely now that it has been moved to burn-lm.