Fix app unit tests

app/src/test/java/org/traccar/client/DatabaseHelperTest.java

@@ -6,7 +6,7 @@ import android.location.Location;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.robolectric.RobolectricGradleTestRunner;
+import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 
@@ -15,7 +15,7 @@ import java.util.Date;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertNull;
 
-@RunWith(RobolectricGradleTestRunner.class)
+@RunWith(RobolectricTestRunner.class)
 @Config(constants = BuildConfig.class, sdk = 21)
 public class DatabaseHelperTest {
 

app/src/test/java/org/traccar/client/ProtocolFormatterTest.java

@@ -5,14 +5,14 @@ import android.location.Location;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.robolectric.RobolectricGradleTestRunner;
+import org.robolectric.RobolectricTestRunner;
 import org.robolectric.annotation.Config;
 
 import java.util.Date;
 
 import static org.junit.Assert.assertEquals;
 
-@RunWith(RobolectricGradleTestRunner.class)
+@RunWith(RobolectricTestRunner.class)
 @Config(constants = BuildConfig.class, sdk = 21)
 public class ProtocolFormatterTest {
 

app/src/test/java/org/traccar/client/RequestManagerTest.java

@@ -3,12 +3,12 @@ package org.traccar.client;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.robolectric.RobolectricGradleTestRunner;
+import org.robolectric.RobolectricTestRunner;
 import org.robolectric.annotation.Config;
 
 import static org.junit.Assert.assertTrue;
 
-@RunWith(RobolectricGradleTestRunner.class)
+@RunWith(RobolectricTestRunner.class)
 @Config(constants = BuildConfig.class, sdk = 21)
 public class RequestManagerTest {