signatory: fix rustdoc icon
#![no_std]
#![cfg_attr(docsrs, feature(doc_cfg))]
-#![doc(html_root_url = "https://docs.rs/signatory/0.23.0-pre.1")]
+#![doc(
+ html_root_url = "https://docs.rs/signatory/0.23.0-pre.1",
+ html_logo_url = "https://raw.githubusercontent.com/iqlusioninc/crates/main/signatory/img/signatory-rustacean.png"
+)]
#![forbid(unsafe_code, clippy::unwrap_used)]
#![warn(missing_docs, rust_2018_idioms, unused_qualifications)]
