Remove webpack.*.ts importing values from src/ (#4992)

src/main/router/router.ts

@@ -11,9 +11,6 @@ import type { Cluster } from "../../common/cluster/cluster";
 import type { LensApiResultContentType } from "./router-content-types";
 import { contentTypes } from "./router-content-types";
 
-// TODO: Import causes side effect, sets value for __static
-import "../../common/vars";
-
 export interface RouterRequestOpts {
   req: http.IncomingMessage;
   res: http.ServerResponse;