meta: doc_auto_cfg does not exist anymore

Author: angrynode

src/lib.rs

@@ -15,7 +15,7 @@
 //! interact with. The contained stringy value is ambiguous, and can represent either a precise
 //! [`InfoHash`](crate::hash::InfoHash) or a libtorrent-compatible [`TorrentID`](crate::id::TorrentID) (truncated hash).
 
-#![cfg_attr(docsrs, feature(doc_auto_cfg))]
+#![cfg_attr(docsrs, feature(doc_cfg))]
 #![allow(rustdoc::redundant_explicit_links)]
 
 #[macro_use]