Fix tests

Author: natario1

Parse/src/test/java/com/parse/ParseFileTest.java

@@ -42,7 +42,7 @@
 import static org.mockito.Mockito.when;
 
 @RunWith(RobolectricTestRunner.class)
-@Config(constants = BuildConfig.class, sdk = 23)
+@Config(constants = BuildConfig.class, sdk = TestHelper.ROBOLECTRIC_SDK_VERSION)
 public class ParseFileTest {
 
   @Rule