Update polars

Author: EricFecteau

Cargo.toml

@@ -9,5 +9,5 @@ lto = true
 
 [workspace.dependencies]
 arrow = {version = "54", features = ["prettyprint", "ffi"]}
-polars = {version = "0.45", features=["dtype-u8", "dtype-u16", "lazy"]}
-polars-arrow = {version = "0.45"}
+polars = {version = "0.49", features=["dtype-u8", "dtype-u16", "lazy"]}
+polars-arrow = {version = "0.49"}