Use resource to detect feature usage in telemetry

This is required for when we start using layers in Pages Router.
It's also required to fix telemetry of certain features in App Router which makes extensive usage of layers.
That isn't working just yet though a test was kept in place.

packages/next/src/build/webpack/plugins/telemetry-plugin/telemetry-plugin.ts

@@ -54,14 +54,6 @@ interface FeatureUsage {
   invocationCount: number
 }
 
-/**
- * A vertex in the module graph.
- */
-interface Module {
-  type: string
-  identifier(): string
-}
-
 /**
  * An edge in the module graph.
  */
@@ -127,16 +119,17 @@ const useCacheTracker = createUseCacheTracker()
 /**
  * Determine if there is a feature of interest in the specified 'module'.
  */
-function findFeatureInModule(module: Module): Feature | undefined {
+function findFeatureInModule(module: webpack.Module): Feature | undefined {
   if (module.type !== 'javascript/auto') {
     return
   }
-  const normalizedIdentifier = module.identifier().replace(/\\/g, '/')
+
   for (const [feature, path] of FEATURE_MODULE_MAP) {
-    if (normalizedIdentifier.endsWith(path)) {
+    if ((module as webpack.NormalModule).resource.endsWith(path)) {
       return feature
     }
   }
+  const normalizedIdentifier = module.identifier().replace(/\\/g, '/')
   for (const [feature, regexp] of FEATURE_MODULE_REGEXP_MAP) {
     if (regexp.test(normalizedIdentifier)) {
       return feature
@@ -151,7 +144,7 @@ function findFeatureInModule(module: Module): Feature | undefined {
  */
 function findUniqueOriginModulesInConnections(
   connections: Connection[],
-  originModule: Module
+  originModule: webpack.Module
 ): Set<unknown> {
   const originModules = new Set()
   for (const connection of connections) {
@@ -206,7 +199,7 @@ export class TelemetryPlugin implements webpack.WebpackPluginInstance {
       async (compilation: webpack.Compilation, callback: () => void) => {
         compilation.hooks.finishModules.tapAsync(
           TelemetryPlugin.name,
-          async (modules: Iterable<Module>, modulesFinish: () => void) => {
+          async (modules, modulesFinish) => {
             for (const module of modules) {
               const feature = findFeatureInModule(module)
               if (!feature) {