removed format card title if there are not formats in audio section

app/src/main/java/com/deniscerri/ytdlnis/ui/downloadcard/DownloadAudioFragment.kt

@@ -131,6 +131,7 @@ class DownloadAudioFragment(private var resultItem: ResultItem, private var curr
                 val formatCard = view.findViewById<ConstraintLayout>(R.id.format_card_constraintLayout)
                 if (formats.isEmpty()) {
                     formatCard.visibility = View.GONE
+                    view.findViewById<TextView>(R.id.audio_quality_title).visibility = View.GONE
                 } else {
                     val chosenFormat = downloadItem.format
                     uiUtil.populateFormatCard(formatCard, chosenFormat)

app/src/main/res/layout/fragment_download_audio.xml

@@ -127,6 +127,7 @@
             </LinearLayout>
 
             <TextView
+                android:id="@+id/audio_quality_title"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="@string/audio_quality" />

app/src/main/res/xml/root_preferences.xml

@@ -218,7 +218,7 @@
             android:entryValues="@array/video_formats"
             android:icon="@drawable/ic_video"
             app:key="video_quality"
-            app:summary="Best Quality"
+            app:summary="@string/best_quality"
             app:title="@string/video_quality" />
 
     </PreferenceCategory>