chore: delete completed flag from transactions

Author: morremeyer

internal/models/transaction.go

@@ -20,6 +20,5 @@ type Transaction struct {
 	DestinationAccount   Account         `json:"-"`
 	EnvelopeID           int             `json:"envelopeId,omitempty"`
 	Envelope             Envelope        `json:"-"`
-	Completed            bool            `json:"completed"` // a completed transaction is present on the actual account
 	Reconciled           bool            `json:"reconciled"`
 }