Fix loading state

app/src/main/kotlin/org/koitharu/kotatsu/core/ui/BaseViewModel.kt

@@ -34,7 +34,7 @@ abstract class BaseViewModel : ViewModel() {
 
 	val isLoading: StateFlow<Boolean>
 		get() = loadingCounter.map { it > 0 }
-			.stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), false)
+			.stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), loadingCounter.value > 0)
 
 	protected fun launchJob(
 		context: CoroutineContext = EmptyCoroutineContext,

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

@@ -93,8 +93,7 @@
 			android:id="@+id/progressBar"
 			android:layout_width="wrap_content"
 			android:layout_height="wrap_content"
-			android:indeterminate="true"
-			app:trackCornerRadius="@dimen/mtrl_progress_indicator_full_rounded_corner_radius" />
+			android:indeterminate="true" />
 
 		<TextView
 			android:id="@+id/textView_loading"