refactor(client): use named imports for hot emitter and log

Author: Timeless0911

client-src/index.ts

@@ -9,10 +9,10 @@
  */
 
 // @ts-expect-error: No type definitions available for '@rspack/core/hot/emitter.js'
-import hotEmitter from '@rspack/core/hot/emitter.js';
+import { emitter as hotEmitter } from '@rspack/core/hot/emitter.js';
 /* Rspack dev server runtime client */
 // @ts-expect-error: No type definitions available for '@rspack/core/hot/log.js'
-import webpackHotLog from '@rspack/core/hot/log.js';
+import { log as webpackHotLog } from '@rspack/core/hot/log.js';
 import { createOverlay, formatProblem } from './overlay.js';
 import socket from './socket.js';
 import { defineProgressElement, isProgressSupported } from './progress.js';