Fix favorites not querying for people & fix restoring focus on search page for discover items (#1961)

## Description
Fix two bugs:
- Favorites page didn't query for favorite people, introduced by #1864
- Fixes restoring focus on the search page after clicking a discover
item and going back

### Related issues
N/A

### Testing
Emulator

## Screenshots
N/A

## AI or LLM usage
None

app/src/main/java/com/github/damontecres/wholphin/ui/detail/FavoritesViewModel.kt

@@ -787,7 +787,9 @@ fun List<Library>.possibleFavoriteTypes(sort: Boolean) =
     flatMap { it.collectionType.baseItemKinds }
         .distinct()
         .filter { it in favoriteOptions }
-        .let { list ->
+        .let {
+            // No library for persons, so always include it
+            val list = it + listOf(BaseItemKind.PERSON)
             if (sort) {
                 list.sortedWith(compareBy { favoriteOptions.indexOf(it) })
             } else {

app/src/main/java/com/github/damontecres/wholphin/ui/search/SearchPage.kt

@@ -113,7 +113,7 @@ fun SearchPage(
     val focusRequesters =
         remember(state.includedSearchableTypes.size) { List(RESULTS_START + state.includedSearchableTypes.size) { FocusRequester() } }
 
-    val seerrActive by viewModel.seerrActive.collectAsState(initial = false)
+    val seerrActive by viewModel.seerrActive.collectAsState()
     var selectedTab by rememberSaveable(seerrActive, state.discoverEnabled) { mutableIntStateOf(0) }
     var showViewOptions by rememberSaveable { mutableStateOf(false) }
     var showFilterTypeDialog by rememberSaveable { mutableStateOf(false) }

app/src/main/java/com/github/damontecres/wholphin/ui/search/SearchViewModel.kt

@@ -43,9 +43,11 @@ import dagger.hilt.android.lifecycle.HiltViewModel
 import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.firstOrNull
+import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import org.jellyfin.sdk.api.client.ApiClient
@@ -79,7 +81,12 @@ class SearchViewModel
         private val navDrawerService: NavDrawerService,
     ) : ViewModel(),
         ContextMenuProvider {
-        val seerrActive = seerrService.active
+        val seerrActive =
+            seerrService.active.stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.Eagerly,
+                initialValue = false,
+            )
 
         private val _state = MutableStateFlow(SearchState())
         val state: StateFlow<SearchState> = _state