fix: remove course during downloading

Author: PavloNetrebchuk

downloads/src/main/java/org/openedx/downloads/presentation/download/DownloadsViewModel.kt

@@ -226,10 +226,11 @@ class DownloadsViewModel(
     fun removeDownloads(fragmentManager: FragmentManager, courseId: String) {
         logEvent(DownloadsAnalyticsEvent.REMOVE_DOWNLOAD_CLICKED)
         viewModelScope.launch {
-            val downloadModels = interactor.getDownloadModels().first().filter {
+            val downloadModels = interactor.getDownloadModels().first()
+            val downloadedModels = downloadModels.filter {
                 it.courseId == courseId && it.downloadedState == DownloadedState.DOWNLOADED
             }
-            val totalSize = downloadModels.sumOf { it.size }
+            val totalSize = downloadedModels.sumOf { it.size }
             val title = getCoursePreview(courseId)?.name.orEmpty()
             val downloadDialogItem = DownloadDialogItem(
                 title = title,