test: remove an outdated normalization for rustc versions
These "you are using $RUSTC_VERSION" help messages were removed in rust-lang/rust#142943, but rust-lang/rust#142681 started before that and merged later, so its normalization is vestigial.
J
Josh Stone committed
1793eec3535f971242637ff095aac9efdc98738b
Parent: 76c5ed2