docs: use .translate over deprecated .offset

src/operations/simplify.rs

@@ -21,7 +21,7 @@ use crate::{malloc, Paths, PointScaler};
 /// use clipper2::*;
 ///
 /// let path: Path = vec![(1.0, 2.0), (1.0, 2.5), (1.2, 4.0), (1.8, 6.0)].into();
-/// let path_simplified = simplify(path.offset(3.0, 0.0), 0.5, false);
+/// let path_simplified = simplify(path.translate(3.0, 0.0), 0.5, false);
 ///
 /// dbg!(path, path_simplified);
 /// ```