fix slice-dst manifest repository link

Author: CAD97

crates/slice-dst/Cargo.toml

@@ -5,7 +5,7 @@ edition = "2018"
 
 authors = ["Christopher Durham (cad97) <[email protected]>"]
 description = "Slice-based custom DSTs"
-repository = "https://github.com/CAD97/pointer-utils/tree/master/crates/erasable"
+repository = "https://github.com/CAD97/pointer-utils/tree/master/crates/slice-dst"
 readme = "README.md"
 keywords = ["thin","slice","type","erasure","dst"]
 categories = ["data-structures","no-std","rust-patterns"]