Fix: Highlight the bottom icons on sub pages

[nick-y-ito]

Overview

Fix the issue where one of the bottom icons is not highlighted on the "group single" and "members" pages.

Screen Captures

https://github.com/nishiki-tech/nishiki-frontend/assets/99148565/2cf49196-f7ec-408e-94e1-38dec57b911d

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[nick-y-ito]

@kanta1207 Thank you for your review :)