Remove feature flag for now stable feature

slightlyoutofphase · slightlyoutofphase · commit 89e1ca183a75 · 2022-01-15T00:04:25.000-05:00
diff --git a/src/lib.rs b/src/lib.rs
@@ -57,7 +57,6 @@
   exact_size_is_empty,
   generic_const_exprs,
   inline_const,
-  maybe_uninit_extra,
   maybe_uninit_uninit_array,
   pattern,
   slice_partition_dedup,
