support mc admin heal command

Signed-off-by: mujunxiang <1948535941@qq.com>

ecstore/src/bucket/versioning_sys.rs

@@ -6,6 +6,12 @@ use tracing::warn;
 
 pub struct BucketVersioningSys {}
 
+impl Default for BucketVersioningSys {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl BucketVersioningSys {
     pub fn new() -> Self {
         Self {}