fix: set preserve order for serde

Author: gadomski

Cargo.toml

@@ -23,7 +23,7 @@ pyo3-async-runtimes = { version = "0.24.0", features = [
 pyo3-arrow = "0.8.0"
 pythonize = "0.24.0"
 serde = "1.0.217"
-serde_json = "1.0.138"
+serde_json = { version = "1.0.138", features = ["preserve_order"] }
 stac = { features = [
     "geoparquet-compression",
     "object-store-all",