Apply consistent use of waitAndFindObject extension

benchmarks/src/main/kotlin/com/google/samples/apps/nowinandroid/interests/InterestsActions.kt

@@ -20,6 +20,7 @@ import androidx.benchmark.macro.MacrobenchmarkScope
 import androidx.test.uiautomator.By
 import androidx.test.uiautomator.Until
 import com.google.samples.apps.nowinandroid.flingElementDownUp
+import com.google.samples.apps.nowinandroid.waitAndFindObject
 
 fun MacrobenchmarkScope.goToInterestsScreen() {
     device.findObject(By.text("Interests")).click()
@@ -34,7 +35,7 @@ fun MacrobenchmarkScope.goToInterestsScreen() {
 }
 
 fun MacrobenchmarkScope.interestsScrollTopicsDownUp() {
-    val topicsList = device.wait(Until.findObject(By.res("interests:topics")), 2_000)
+    val topicsList = device.waitAndFindObject(By.res("interests:topics"), 2_000)
     device.flingElementDownUp(topicsList)
 }