[FAB-8132] Fix typo in lockbased_txmgr.go

The word listener is mis-spelled.

Change-Id: Iad2bb8fd9ea65f256d109a4abe51814d557fddc5
Signed-off-by: yacovm <yacovm@il.ibm.com>

core/ledger/kvledger/txmgmt/txmgr/lockbasedtxmgr/lockbased_txmgr.go

@@ -82,8 +82,8 @@ func (txmgr *LockBasedTxMgr) ValidateAndPrepare(blockAndPvtdata *ledger.BlockAnd
 func (txmgr *LockBasedTxMgr) invokeNamespaceListeners(batch *privacyenabledstate.UpdateBatch) error {
  namespaces := batch.PubUpdates.GetUpdatedNamespaces()
  for _, namespace := range namespaces {
- listerner := txmgr.stateListeners[namespace]
- if listerner == nil {
+ listener := txmgr.stateListeners[namespace]
+ if listener == nil {
  continue
  }
  logger.Debugf("Invoking listener for state changes over namespace:%s", namespace)
@@ -92,7 +92,7 @@ func (txmgr *LockBasedTxMgr) invokeNamespaceListeners(batch *privacyenabledstate
  for key, versionedValue := range updatesMap {
  kvwrites = append(kvwrites, &kvrwset.KVWrite{Key: key, IsDelete: versionedValue.Value == nil, Value: versionedValue.Value})
  }
- if err := listerner.HandleStateUpdates(txmgr.ledgerid, kvwrites); err != nil {
+ if err := listener.HandleStateUpdates(txmgr.ledgerid, kvwrites); err != nil {
  return err
  }
  }