chore: Update UnfilledDeposit types for V3

The Dataworker needs a V3 variant to track the realizedLpFeePct of the
deposit with payout on the destination chain.

src/interfaces/SpokePool.ts

@@ -173,13 +173,19 @@ export interface V3RelayerRefundExecutionWithBlock extends V3RelayerRefundExecut
 export type RelayerRefundExecution = V2RelayerRefundExecution | V3RelayerRefundExecution;
 export type RelayerRefundExecutionWithBlock = V2RelayerRefundExecutionWithBlock | V3RelayerRefundExecutionWithBlock;
 
-export interface UnfilledDeposit {
-  deposit: Deposit;
+export interface V2UnfilledDeposit {
+  deposit: V2Deposit;
   unfilledAmount: BigNumber;
   hasFirstPartialFill?: boolean;
   relayerBalancingFee?: BigNumber;
 }
 
+export interface V3UnfilledDeposit extends V3Deposit {
+  realizedLpFeePct: BigNumber; // Assumes repayment on the destination chain.
+}
+
+export type UnfilledDeposit = V2UnfilledDeposit | V3UnfilledDeposit;
+
 export interface UnfilledDepositsForOriginChain {
   [originChainIdPlusDepositId: string]: UnfilledDeposit[];
 }