[WEB-1132] fix: display datetime fields in user time zone format (#4323)

* fix: user timezone response

* chore: removed unused variables

apiserver/plane/app/views/issue/archive.py

@@ -47,7 +47,7 @@ from plane.db.models import (
 )
 from plane.bgtasks.issue_activites_task import issue_activity
 from plane.utils.issue_filters import issue_filters
-
+from plane.utils.user_timezone_converter import user_timezone_converter
 
 class IssueArchiveViewSet(BaseViewSet):
     permission_classes = [
@@ -239,6 +239,11 @@ class IssueArchiveViewSet(BaseViewSet):
                 "is_draft",
                 "archived_at",
             )
+            datetime_fields = ["created_at", "updated_at"]
+            issues = user_timezone_converter(
+                issue_queryset, datetime_fields, request.user.user_timezone
+            )
+            
         return Response(issues, status=status.HTTP_200_OK)
 
     def retrieve(self, request, slug, project_id, pk=None):