Remove outstanding custom font code

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/main/java/com/nextcloud/talk/activities/MagicCallActivity.java

@@ -46,7 +46,6 @@ import javax.inject.Inject;
 import autodagger.AutoInjector;
 import butterknife.BindView;
 import butterknife.ButterKnife;
-import uk.co.chrisjenx.calligraphy.CalligraphyContextWrapper;
 
 @AutoInjector(NextcloudTalkApplication.class)
 public class MagicCallActivity extends BaseActivity {
@@ -66,11 +65,6 @@ public class MagicCallActivity extends BaseActivity {
         return flags;
     }
 
-    @Override
-    protected void attachBaseContext(Context newBase) {
-        super.attachBaseContext(CalligraphyContextWrapper.wrap(newBase));
-    }
-
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);