fix: address tsc warnings

Author: 1egoman

src/room/RTCEngine.ts

@@ -22,8 +22,6 @@ import {
   RequestResponse,
   Room as RoomModel,
   RoomMovedResponse,
-  RpcAck,
-  RpcResponse,
   SignalTarget,
   SpeakerInfo,
   type StreamStateUpdate,
@@ -68,7 +66,6 @@ import {
   UnexpectedConnectionState,
 } from './errors';
 import { EngineEvent } from './events';
-import { RpcError } from './rpc';
 import CriticalTimers from './timers';
 import type LocalTrack from './track/LocalTrack';
 import type LocalTrackPublication from './track/LocalTrackPublication';

src/room/rpc.test.ts

@@ -93,7 +93,7 @@ describe('RpcClientManager', () => {
 
       mockSendDataPacket.mockImplementationOnce(() => Promise.resolve());
 
-      const [_requestId, completionPromise] = await rpcClientManager.performRpc({
+      const [requestId, completionPromise] = await rpcClientManager.performRpc({
         destinationIdentity: 'remote-identity',
         method,
         payload,
@@ -141,7 +141,7 @@ describe('RpcClientManager', () => {
 
     mockSendDataPacket.mockImplementationOnce(() => Promise.resolve());
 
-    const [_requestId, completionPromise] = await rpcClientManager.performRpc({
+    const [requestId, completionPromise] = await rpcClientManager.performRpc({
       destinationIdentity: 'remote-identity',
       method,
       payload,