fix(frontend): applyThemeのstartViewTransitionをエラーハンドリングする

[tamaina]

Fix #16562

What

applyThemeのstartViewTransitionをtry-catchでエラーハンドリングすることで、ブートエラーになるのをやめさせます。

Why

#16562

Additional info (optional)

Checklist

• Read the contribution guide
• Test working in a local environment
• (If needed) Add story of storybook
• (If needed) Update CHANGELOG.md
• (If possible) Add tests

[codecov]

Codecov Report

❌ Patch coverage is 0% with 14 lines in your changes missing coverage. Please review.
✅ Project coverage is 17.58%. Comparing base (5fe08d0) to head (ecc8686).
⚠️ Report is 566 commits behind head on develop.

Files with missing lines	Patch %	Lines
packages/frontend/src/theme.ts	0.00%	14 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #16564      +/-   ##
===========================================
- Coverage    17.58%   17.58%   -0.01%     
===========================================
  Files          872      872              
  Lines        80438    80445       +7     
  Branches      1339     1339              
===========================================
  Hits         14144    14144              
- Misses       66287    66294       +7     
  Partials         7        7              

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[tamaina]

え？これだと直ってないような…(Firefox)

[tamaina]

try-catch貫通してそう