Make car-ui-lib to use android-car.jar from the SDK

Bug: 161492279
Test: Build successful in Android Studio
Change-Id: I0fa5893cb023ec3b020155b24cbf4bda6b28f4bd
diff --git a/car-ui-lib/car-ui-lib/build.gradle b/car-ui-lib/car-ui-lib/build.gradle
index 3673551..36854bc 100644
--- a/car-ui-lib/car-ui-lib/build.gradle
+++ b/car-ui-lib/car-ui-lib/build.gradle
@@ -45,6 +45,10 @@
             includeAndroidResources = true
         }
     }
+
+    // This is the gradle equivalent of the libs: ["android.car"] in the Android.bp
+    // Which will be in the SDK 30 R3+
+    useLibrary 'android.car'
 }
 
 dependencies {
@@ -56,9 +60,6 @@
     api 'androidx.core:core:1.2.0'
     implementation 'com.android.support:support-annotations:28.0.0'
 
-    // This is the gradle equivalent of the libs: ["android.car"] in our Android.bp
-    implementation files('../../../../../../out/target/common/obj/JAVA_LIBRARIES/android.car_intermediates/classes.jar')
-
     testImplementation "androidx.test.ext:junit:1.1.1"
     testImplementation 'org.robolectric:robolectric:4.3.1'
     testImplementation "org.mockito:mockito-core:2.19.0"