Re-export itertools from tuwunel_core crate.

Signed-off-by: Jason Volk <jason@zemos.net>

src/database/Cargo.toml

@@ -57,7 +57,6 @@ async-channel.workspace = true
 const-str.workspace = true
 ctor.workspace = true
 futures.workspace = true
-itertools.workspace = true
 log.workspace = true
 minicbor.workspace = true
 minicbor-serde.workspace = true

src/database/engine/open.rs

@@ -4,9 +4,10 @@ use std::{
 	sync::{Arc, atomic::AtomicU32},
 };
 
-use itertools::Itertools;
 use rocksdb::{ColumnFamilyDescriptor, Options};
-use tuwunel_core::{Result, debug, debug_warn, implement, info, trace, warn};
+use tuwunel_core::{
+	Result, debug, debug_warn, implement, info, itertools::Itertools, trace, warn,
+};
 
 use super::{
 	Db, Engine, cf_opts::cf_options, context, db_opts::db_options, descriptor,