fix: remove the requirement for healing buckets in ListBucketsHeal (#11098)

With new refactor of bucket healing, healing bucket happens
automatically including its metadata, there is no need to
redundant heal buckets also in ListBucketsHeal remove
it.

cmd/erasure-bucket.go

@@ -31,39 +31,6 @@ var bucketOpIgnoredErrs = append(baseIgnoredErrs, errDiskAccessDenied, errUnform
 // list all errors that can be ignored in a bucket metadata operation.
 var bucketMetadataOpIgnoredErrs = append(bucketOpIgnoredErrs, errVolumeNotFound)
 
-// MakeMultipleBuckets - create a list of buckets
-func (er erasureObjects) MakeMultipleBuckets(ctx context.Context, bucketsInfo ...BucketInfo) error {
-	storageDisks := er.getDisks()
-
-	g := errgroup.WithNErrs(len(storageDisks))
-
-	buckets := make([]string, len(bucketsInfo))
-	for i := range bucketsInfo {
-		buckets[i] = bucketsInfo[i].Name
-	}
-
-	// Make a volume entry on all underlying storage disks.
-	for index := range storageDisks {
-		index := index
-		g.Go(func() error {
-			if storageDisks[index] != nil {
-				if err := storageDisks[index].MakeVolBulk(ctx, buckets...); err != nil {
-					if !errors.Is(err, errVolumeExists) {
-						logger.LogIf(ctx, err)
-					}
-					return err
-				}
-				return nil
-			}
-			return errDiskNotFound
-		}, index)
-	}
-
-	writeQuorum := getWriteQuorum(len(storageDisks))
-	err := reduceWriteQuorumErrs(ctx, g.Wait(), bucketOpIgnoredErrs, writeQuorum)
-	return toObjectErr(err)
-}
-
 /// Bucket operations
 
 // MakeBucket - make a bucket.