refactor(mobile): Use ImmichThumbnail and local thumbnail image provider (#7279)

* Refactor to use ImmichThumbnail and local thumbnail image provider

format

* dart format

linter errors

linter

* Adds blurhash

format

* Fixes image blur

* uses hook instead of stateful widget to be more consistent

* Uses blurhash hook state

* Uses blurhash ref instead of state

* Fixes fade in duration for fade in placeholder

* Fixes an issue where thumbnails fail to load if too many thumbnail requests are made simultaenously

---------

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

mobile/lib/modules/home/ui/asset_grid/thumbnail_image.dart

@@ -4,7 +4,7 @@ import 'package:flutter/services.dart';
 import 'package:immich_mobile/extensions/build_context_extensions.dart';
 import 'package:immich_mobile/routing/router.dart';
 import 'package:immich_mobile/shared/models/asset.dart';
-import 'package:immich_mobile/shared/ui/immich_image.dart';
+import 'package:immich_mobile/shared/ui/immich_thumbnail.dart';
 import 'package:immich_mobile/utils/storage_indicator.dart';
 import 'package:isar/isar.dart';
 
@@ -134,10 +134,10 @@ class ThumbnailImage extends StatelessWidget {
           tag: isFromDto
               ? '${asset.remoteId}-$heroOffset'
               : asset.id + heroOffset,
-          child: ImmichImage.thumbnail(
-            asset,
-            height: 300,
-            width: 300,
+          child: ImmichThumbnail(
+            asset: asset,
+            height: 250,
+            width: 250,
           ),
         ),
       );