fix: use NumVersions for list resolver (#12599)

also do not incorrectly double count
objExists unless its selected and it
matches with previous entry.

Bonus: change listQuorum to match with
AskDisks to ensure that we atleast by
default choose all the "drives" that
we asked is consistent.

cmd/erasure-common.go

@@ -61,7 +61,6 @@ func (er erasureObjects) getOnlineDisks() (newDisks []StorageAPI) {
 			}
 			di, err := disks[i-1].DiskInfo(context.Background())
 			if err != nil || di.Healing {
-
 				// - Do not consume disks which are not reachable
 				//   unformatted or simply not accessible for some reason.
 				//