Fixing leak on bottomSheetController callback

vector/src/main/java/im/vector/app/features/location/live/map/LiveLocationBottomSheetController.kt

@@ -33,7 +33,6 @@ class LiveLocationBottomSheetController @Inject constructor(
         private val vectorDateFormatter: VectorDateFormatter,
         private val stringProvider: StringProvider,
         private val clock: Clock,
-        private val context: Context,
 ) : EpoxyController() {
 
     interface Callback {

vector/src/main/java/im/vector/app/features/location/live/map/LiveLocationMapViewFragment.kt

@@ -112,6 +112,7 @@ class LiveLocationMapViewFragment @Inject constructor() : VectorBaseFragment<Fra
 
     override fun onDestroy() {
         onSymbolClickListener?.let { symbolManager?.removeClickListener(it) }
+        bottomSheetController.callback = null
         super.onDestroy()
     }