chore(ecstore): address review nits in set_disk split

crates/ecstore/src/set_disk/replication.rs

@@ -20,7 +20,7 @@ impl SetDisks {
         bucket: &str,
         object: &str,
         obj_info: &ObjectInfo,
-        opts: &ObjectOptions,
+        _opts: &ObjectOptions,
     ) -> Result<()> {
         let mut oi = obj_info.clone();
         oi.metadata_only = true;

crates/ecstore/src/set_disk/write.rs

@@ -41,7 +41,6 @@ impl SetDisks {
     ) -> disk::error::Result<(Vec<Option<DiskStore>>, Option<Vec<u8>>, Option<Uuid>)> {
         let mut futures = Vec::with_capacity(disks.len());
 
-        // let mut ress = Vec::with_capacity(disks.len());
         let mut errs = Vec::with_capacity(disks.len());
 
         let src_bucket = Arc::new(src_bucket.to_string());