Set tracking issue

Author: ehuss

text/3945-inherit-default-features.md

@@ -1,7 +1,7 @@
 - Feature Name: `inherit-default-features`)
 - Start Date: 2026-04-06
 - RFC PR: [rust-lang/rfcs#3945](https://github.com/rust-lang/rfcs/pull/3945)
-- Cargo Issue: [rust-lang/cargo#0000](https://github.com/rust-lang/cargo/issues/0000)
+- Cargo Issue: [rust-lang/cargo#16959](https://github.com/rust-lang/cargo/issues/16959)
 
 ## Summary
 [summary]: #summary