update APK path in devicelab tests (#13540)

* update APK path in devicelab tests

* add missing transitive dependency on archive

* use path used by flutter tools

dev/devicelab/lib/tasks/perf_tests.dart

@@ -274,7 +274,12 @@ class CompileTest {
         watch.start();
         await flutter('build', options: options);
         watch.stop();
-        releaseSizeInBytes = await file('$cwd/build/app/outputs/apk/app-release.apk').length();
+        File apk = file('$cwd/build/app/outputs/apk/app.apk');
+        if (!apk.existsSync()) {
+          // Pre Android SDK 26 path
+          apk = file('$cwd/build/app/outputs/apk/app-release.apk');
+        }
+        releaseSizeInBytes = apk.lengthSync();
         break;
     }
 

dev/integration_tests/ui/pubspec.yaml

@@ -13,6 +13,7 @@ dev_dependencies:
     sdk: flutter
   test: 0.12.26
 
+  archive: 1.0.32 # TRANSITIVE DEPENDENCY
   args: 0.13.7 # TRANSITIVE DEPENDENCY
   async: 1.13.3 # TRANSITIVE DEPENDENCY
   barback: 0.15.2+13 # TRANSITIVE DEPENDENCY