Fix chip height

[takahirom]

Idea Description In this PR, the size of the chips has been changed. So please bring it back.

Reference images and links https://github.com/DroidKaigi/conference-app-2023/pull/1215

https://www.figma.com/file/MbElhCEnjqnuodmvwabh9K/DroidKaigi-2023-App-UI?mode=dev

[hiroaki404]

🙋‍♂

[takahirom]

Thanks! Assigned 👍