Fix navigation shortcuts activity R import

Author: MihaiCristianCondrea

app/src/main/java/com/d4rk/androidtutorials/java/ui/screens/android/lessons/basics/shortcuts/tabs/NavigationAndSearchingShortcutsActivity.java

@@ -8,6 +8,7 @@
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import com.d4rk.androidtutorials.java.R;
 import com.d4rk.androidtutorials.java.ads.AdUtils;
 import com.d4rk.androidtutorials.java.databinding.ActivityShortcutsNavigationAndSearchingBinding;
 import com.d4rk.androidtutorials.java.databinding.ItemShortcutBinding;