update dependencies and bump version to 0.1.7+45

- Bump version to `0.1.7+45` and update SDK constraint to `>=3.8.0 <4.0.0`.
- Update numerous dependencies

lib/storage/talk/talkSettings.g.dart

@@ -7,11 +7,11 @@ part of 'talkSettings.dart';
 // **************************************************************************
 
 TalkSettings _$TalkSettingsFromJson(Map<String, dynamic> json) => TalkSettings(
-      sortFavoritesToTop: json['sortFavoritesToTop'] as bool,
-      sortUnreadToTop: json['sortUnreadToTop'] as bool,
-      drafts: Map<String, String>.from(json['drafts'] as Map),
-      draftReplies: Map<String, int>.from(json['draftReplies'] as Map),
-    );
+  sortFavoritesToTop: json['sortFavoritesToTop'] as bool,
+  sortUnreadToTop: json['sortUnreadToTop'] as bool,
+  drafts: Map<String, String>.from(json['drafts'] as Map),
+  draftReplies: Map<String, int>.from(json['draftReplies'] as Map),
+);
 
 Map<String, dynamic> _$TalkSettingsToJson(TalkSettings instance) =>
     <String, dynamic>{