Remove never_type feature

flip1995 · flip1995 · commit 4ad77bd18703 · 2019-11-22T13:24:17.000+01:00
Stablized in rust-lang/rust#65355
diff --git a/clippy_lints/src/lib.rs b/clippy_lints/src/lib.rs
@@ -2,7 +2,6 @@
 
 #![feature(box_syntax)]
 #![feature(box_patterns)]
-#![feature(never_type)]
 #![feature(rustc_private)]
 #![feature(slice_patterns)]
 #![feature(stmt_expr_attributes)]
