Drop unused csv dependency

Author: paolobarbolini

Cargo.toml

@@ -28,7 +28,6 @@ calamine = "0.22.0"
 cast = "0.3"
 cc = "1.0"
 chrono = "0.4.22"
-csv = "1.1"
 doc-comment = "0.3"
 fallible-iterator = "0.3"
 fallible-streaming-iterator = "0.1"

crates/duckdb/Cargo.toml

@@ -45,7 +45,6 @@ libduckdb-sys = { workspace = true }
 hashlink = { workspace = true }
 chrono = { workspace = true, optional = true }
 serde_json = { workspace = true, optional = true }
-csv = { workspace = true, optional = true }
 url = { workspace = true, optional = true }
 fallible-iterator = { workspace = true }
 fallible-streaming-iterator = { workspace = true }