Don't hardcode documentation version for traits
@@ -610,7 +610,7 @@ path = "exercises/traits/traits1.rs"
mode = "test"
hint = """
A discussion about Traits in Rust can be found at:
-https://doc.rust-lang.org/1.30.0/book/second-edition/ch10-02-traits.html
+https://doc.rust-lang.org/book/ch10-02-traits.html
"""
[[exercises]]
