heal: Use healDeleteDangling global const in self healing (#11579)

A small fix, use healDeleteDangling constant instead of 'true' in the
self-healing code.

cmd/data-scanner.go

@@ -637,7 +637,7 @@ func (f *folderScanner) scanQueuedLevels(ctx context.Context, folders []cachedFo
 
 				objAPI.HealObjects(ctx, bucket, prefix, madmin.HealOpts{
 					Recursive: true,
-					Remove:    true,
+					Remove:    healDeleteDangling,
 				},
 					func(bucket, object, versionID string) error {
 						// Wait for each heal as per scanner frequency.

cmd/global-heal.go

@@ -165,7 +165,7 @@ func (er *erasureObjects) healErasureSet(ctx context.Context, buckets []BucketIn
 			}
 			waitForLowHTTPReq(globalHealConfig.IOCount, globalHealConfig.Sleep)
 			for _, version := range fivs.Versions {
-				if _, err := er.HealObject(ctx, bucket.Name, version.Name, version.VersionID, madmin.HealOpts{ScanMode: madmin.HealNormalScan, Remove: true}); err != nil {
+				if _, err := er.HealObject(ctx, bucket.Name, version.Name, version.VersionID, madmin.HealOpts{ScanMode: madmin.HealNormalScan, Remove: healDeleteDangling}); err != nil {
 					if !isErrObjectNotFound(err) && !isErrVersionNotFound(err) {
 						logger.LogIf(ctx, err)
 					}