chore(main): release ichiyo_ai 1.19.1

[higuchi-ichiyo[bot]]

:robot: I have created a release beep boop

1.19.1 (2023-12-09)

Bug Fixes

• メンションを正しく取り除かれない不具合の修正 (#158) (63b844c)

---

This PR was generated with Release Please. See documentation.

[higuchi-ichiyo[bot]]

:robot: Release is at https://github.com/approvers/ichiyoAI/releases/tag/ichiyo_ai-v1.19.1 :sunflower: