タイムラインオプションで表示有無選択の選択肢を修正

[kozakura913]

What

タイムラインオプションで表示切り替えするタブ選択肢からチャンネルを削除し、タグを追加

Why

ユーザー設定画面と統一、存在しない項目を修正

Additional info (optional)

Checklist

• コントリビューションガイドを読みました( Read the contribution guide)
• ローカル環境で動作しました(Test working in a local environment)
• (必要なら)CHANGELOG_YOJO.mdの更新((If needed) Update CHANGELOG_YOJO.md)
• (必要なら)テストの追加((If possible) Add tests)

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.

Project coverage is 19.86%. Comparing base (034a45e) to head (8921706).
Report is 1 commits behind head on develop.

Files with missing lines	Patch %	Lines
packages/frontend/src/pages/timeline.vue	0.00%	6 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #590   +/-   ##
========================================
  Coverage    19.86%   19.86%           
========================================
  Files          797      797           
  Lines       123092   123092           
  Branches      1041     1041           
========================================
  Hits         24457    24457           
  Misses       98030    98030           
  Partials       605      605           

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