Remove explicit feature(external_doc)

It looks like this is now enabled by default as of `cargo 1.54.0-nightly (0cecbd673 2021-06-01)`
bitcoindevkit · Jun 9, 2021 · 378167e · 378167e
1 parent 224be27
commit 378167e
Showing 1 changed file with 0 additions and 3 deletions.
diff --git a/src/lib.rs b/src/lib.rs
@@ -14,9 +14,6 @@
 // only enables the `doc_cfg` feature when
 // the `docsrs` configuration attribute is defined
 #![cfg_attr(docsrs, feature(doc_cfg))]
-// only enables the nightly `external_doc` feature when
-// `test-md-docs` is enabled
-#![cfg_attr(feature = "test-md-docs", feature(external_doc))]
 
 //! A modern, lightweight, descriptor-based wallet library written in Rust.
 //!