fix(perf): benchmark the performance build

apps/electron-backend-e2e/project.json

@@ -20,7 +20,7 @@
             }
         },
         "benchmark-m3u-refresh-cancellation": {
-            "dependsOn": ["electron-backend:build-e2e"],
+            "dependsOn": ["electron-backend:build-performance"],
             "executor": "nx:run-commands",
             "cache": false,
             "parallelism": false,

apps/electron-backend-e2e/src/performance/performance-build-config.spec.ts

@@ -210,10 +210,10 @@ test('the Electron performance wrapper owns build dependencies before its profil
     );
 });
 
-test('the cancellation benchmark keeps its existing E2E build dependency', () => {
+test('the cancellation benchmark uses the production-equivalent performance build', () => {
     const target = e2eProject.targets['benchmark-m3u-refresh-cancellation'];
 
-    assert.deepEqual(target.dependsOn, ['electron-backend:build-e2e']);
+    assert.deepEqual(target.dependsOn, ['electron-backend:build-performance']);
 });
 
 test('the cancellation benchmark command is pinned to its Playwright test file', () => {