Implement batch-expiration for objects (#17946)

Based on an initial PR from -
https://github.com/minio/minio/pull/17792

But fully completes it with newer finalized YAML spec.

cmd/erasure-server-pool.go

@@ -2035,7 +2035,10 @@ func (z *erasureServerPools) Walk(ctx context.Context, bucket, prefix string, re
 								return
 							}
 
-							versionsSorter(fivs.Versions).reverse()
+							// Note: entry.fileInfoVersions returns versions sorted in reverse chronological order based on ModTime
+							if opts.VersionsSort == WalkVersionsSortAsc {
+								versionsSorter(fivs.Versions).reverse()
+							}
 
 							for _, version := range fivs.Versions {
 								if opts.Filter != nil {