Remove expand dependency on the current macro crate version

This is possible since we don't publish the expand crate

expand/Cargo.toml

@@ -8,4 +8,4 @@ publish = false
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-parameterized = { path = "..", version = "0.1" }
+parameterized = { path = ".." }