Add support for site replication healing (#14572)

heal bucket metadata and IAM entries for
sites participating in site replication from
the site with the most updated entry.

Co-authored-by: Harshavardhana <harsha@minio.io>
Co-authored-by: Aditya Manthramurthy <aditya@minio.io>

cmd/bucket-object-lock.go

@@ -44,7 +44,7 @@ func (sys *BucketObjectLockSys) Get(bucketName string) (r objectlock.Retention,
 		return r, nil
 	}
 
-	config, err := globalBucketMetadataSys.GetObjectLockConfig(bucketName)
+	config, _, err := globalBucketMetadataSys.GetObjectLockConfig(bucketName)
 	if err != nil {
 		if _, ok := err.(BucketObjectLockConfigNotFound); ok {
 			return r, nil