Update webpackmodules.js

`foundModule` should be reset after finding the module, otherwise it returns duplicates of as much as how many `getters loop` iterations are left after the first valid condition

renderer/src/modules/webpackmodules.js

@@ -170,6 +170,7 @@ export default class WebpackModules {
                         if (!foundModule) continue;
                         if (first) return foundModule;
                         rm.push(foundModule);
+                        foundModule = null;
                     }
                 }
                 else {
@@ -519,4 +520,4 @@ export default class WebpackModules {
     }
 }
 
-WebpackModules.initialize();
+WebpackModules.initialize();