chore: fix some comments and method name

pkg/api/soc.go

@@ -248,7 +248,7 @@ func (s *Service) socGetHandler(w http.ResponseWriter, r *http.Request) {
 	}
 	socCh, err := soc.FromChunk(sch)
 	if err != nil {
-		logger.Error(err, "chunk is not a signle owner chunk")
+		logger.Error(err, "chunk is not a single owner chunk")
 		jsonhttp.InternalServerError(w, "chunk is not a single owner chunk")
 		return
 	}

pkg/settlement/swap/addressbook.go

@@ -38,7 +38,7 @@ type Addressbook interface {
 	PutChequebook(peer swarm.Address, chequebook common.Address) error
 	// AddDeductionFor peer stores the flag indicating the peer have already issued a cheque that has been deducted
 	AddDeductionFor(peer swarm.Address) error
-	// AddDeductionFor peer stores the flag indicating the peer have already received a cheque that has been deducted
+	// AddDeductionBy peer stores the flag indicating the peer have already issued a cheque that has been deducted
 	AddDeductionBy(peer swarm.Address) error
 	// GetDeductionFor returns whether a peer have already issued a cheque that has been deducted
 	GetDeductionFor(peer swarm.Address) (bool, error)

pkg/storer/sample_test.go

@@ -225,7 +225,7 @@ func TestReserveSamplerSisterNeighborhood(t *testing.T) {
 
 			for _, s := range sample.Items {
 				if got := swarm.Proximity(s.ChunkAddress.Bytes(), baseAddr.Bytes()); got != depthOfResponsibility {
-					t.Fatalf("promixity must be exactly %d, got %d", depthOfResponsibility, got)
+					t.Fatalf("proximity must be exactly %d, got %d", depthOfResponsibility, got)
 				}
 			}