fix: health client leak when calling UpdateAllTargets (#15167)
fix: health client leak when calling UpdateAllTargets (#15167)

When `LoadBucketMetadataHandler` is called and `UpdateAllTargets` gets called.

Since targets are rebuilt we cancel all.
krisis/minio,donatello/minio,donatello/minio,krisis/minio,balamurugana/minio,balamurugana/minio,vadmeste/minio,minio/minio,minio/minio,vadmeste/minio