chore: remove redundant eslint-disable comments (#4053)

Author: snitin315

lib/Server.js

@@ -1157,7 +1157,6 @@ class Server {
     if (this.options.webSocketServer) {
       const compilers = this.compiler.compilers || [this.compiler];
 
-      // eslint-disable-next-line no-shadow
       compilers.forEach((compiler) => {
         this.addAdditionalEntries(compiler);
 
@@ -2128,7 +2127,6 @@ class Server {
     // duplicate the same massaging of options that watchpack performs
     // https://github.com/webpack/watchpack/blob/master/lib/DirectoryWatcher.js#L49
     // this isn't an elegant solution, but we'll improve it in the future
-    // eslint-disable-next-line no-undefined
     const usePolling =
       typeof watchOptions.usePolling !== "undefined"
         ? watchOptions.usePolling