Update project files

app/build.gradle

@@ -34,11 +34,11 @@ android {
 }
 
 dependencies {
-    implementation 'com.google.android.material:material:1.1.0-alpha02'
+    implementation 'com.google.android.material:material:1.1.0-alpha06'
     testImplementation 'junit:junit:4.12'
     testImplementation 'org.robolectric:robolectric:4.1'
-    googleImplementation 'com.google.firebase:firebase-core:16.0.6'
-    googleImplementation 'com.crashlytics.sdk.android:crashlytics:2.9.8'
+    googleImplementation 'com.google.firebase:firebase-core:16.0.8'
+    googleImplementation 'com.crashlytics.sdk.android:crashlytics:2.10.0'
     googleImplementation "com.google.android.gms:play-services-location:16.0.0"
 }
 

app/src/main/java/org/traccar/client/TrackingService.java

@@ -43,7 +43,7 @@ public class TrackingService extends Service {
         NotificationCompat.Builder builder = new NotificationCompat.Builder(context, MainApplication.PRIMARY_CHANNEL)
                 .setSmallIcon(R.drawable.ic_stat_notify)
                 .setPriority(NotificationCompat.PRIORITY_LOW)
-                .setCategory(Notification.CATEGORY_SERVICE);
+                .setCategory(NotificationCompat.CATEGORY_SERVICE);
         Intent intent;
         if (!BuildConfig.HIDDEN_APP) {
             intent = new Intent(context, MainActivity.class);