Update poetry.lock

CHANGELOG.md

@@ -5,6 +5,15 @@ All notable changes to discord-reminder-bot will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+### Changed
+
+- Updated dependencies:
+  - Updating pluggy (0.13.1 -> 1.0.0)
+  - Updating types-dateparser (1.0.10 -> 1.0.12)
+  - Updating types-pytz (2021.3.3 -> 2021.3.4)
+
 ## [0.2.0] - 2021-07-23
 
 ### Added