feat: re-export geometry (#614)

- Closes #557

Author: gadomski

crates/core/CHANGELOG.md

@@ -9,6 +9,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ### Added
 
 - `error::Validation::into_json` ([#613](https://github.com/stac-utils/stac-rs/pull/613))
+- Re-export `geojson::Geometry` ([#614](https://github.com/stac-utils/stac-rs/pull/614))
 
 ### Removed
 

crates/core/src/lib.rs

@@ -195,6 +195,7 @@ pub use data_type::DataType;
 pub use error::Error;
 pub use fields::Fields;
 pub use format::Format;
+pub use geojson::Geometry;
 pub use geoparquet::{FromGeoparquet, IntoGeoparquet};
 pub use href::{Href, RealizedHref, SelfHref};
 pub use io::{read, write};