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/api/marianumcloud/webdav/queries/downloadFile/downloadFileResponse.g.dart

@@ -7,13 +7,9 @@ part of 'downloadFileResponse.dart';
 // **************************************************************************
 
 DownloadFileResponse _$DownloadFileResponseFromJson(
-        Map<String, dynamic> json) =>
-    DownloadFileResponse(
-      json['path'] as String,
-    );
+  Map<String, dynamic> json,
+) => DownloadFileResponse(json['path'] as String);
 
 Map<String, dynamic> _$DownloadFileResponseToJson(
-        DownloadFileResponse instance) =>
-    <String, dynamic>{
-      'path': instance.path,
-    };
+  DownloadFileResponse instance,
+) => <String, dynamic>{'path': instance.path};