Revert "fix: equalizer not respecting navigation ui directives"

This reverts commit eeb125542d.

app/src/main/java/com/cappielloantonio/tempo/ui/fragment/EqualizerFragment.kt

@@ -21,12 +21,10 @@ import com.cappielloantonio.tempo.R
 import com.cappielloantonio.tempo.service.EqualizerManager
 import com.cappielloantonio.tempo.service.BaseMediaService
 import com.cappielloantonio.tempo.service.MediaService
-import com.cappielloantonio.tempo.ui.activity.MainActivity
 import com.cappielloantonio.tempo.util.Preferences
 
 class EqualizerFragment : Fragment() {
 
-    private lateinit var activity: MainActivity
     private var equalizerManager: EqualizerManager? = null
     private lateinit var eqBandsContainer: LinearLayout
     private lateinit var eqSwitch: Switch
@@ -35,13 +33,6 @@ class EqualizerFragment : Fragment() {
     private val bandSeekBars = mutableListOf<SeekBar>()
 
     private var receiverRegistered = false
-
-    @OptIn(UnstableApi::class)
-    override fun onAttach(context: Context) {
-        super.onAttach(context)
-        activity = requireActivity() as MainActivity
-    }
-
     private val equalizerUpdatedReceiver = object : BroadcastReceiver() {
         @OptIn(UnstableApi::class)
         override fun onReceive(context: Context?, intent: Intent?) {
@@ -82,13 +73,8 @@ class EqualizerFragment : Fragment() {
             )
             receiverRegistered = true
         }
-        activity.setBottomNavigationBarVisibility(false)
-        activity.setBottomSheetVisibility(false)
-        activity.setNavigationDrawerLock(true)
-        activity.setSystemBarsVisibility(!activity.isLandscape)
     }
 
-    @OptIn(UnstableApi::class)
     override fun onStop() {
         super.onStop()
         requireActivity().unbindService(connection)
@@ -101,8 +87,6 @@ class EqualizerFragment : Fragment() {
             }
             receiverRegistered = false
         }
-
-        activity.setBottomSheetVisibility(true);
     }
 
     override fun onCreateView(