:wrench: Use CODECOV_TOKEN to upload

[H1rono]

実はcodecov/codecov-action@v4からカバレッジのアップロードにTokenが必要になっていました

Tokenless uploading is unsupported.

その対応です、H1ronoからはRepository secretsをいじれないのでCODECOV_TOKENを追加してからマージしてください

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 67.15%. Comparing base (a0c3080) to head (6ec76d9). Report is 31 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #642 +/- ## =========================================== - Coverage 86.94% 67.15% -19.80% =========================================== Files 50 64 +14 Lines 4718 4758 +40 =========================================== - Hits 4102 3195 -907 - Misses 553 1517 +964 + Partials 63 46 -17 ``` | [Flag](https://app.codecov.io/gh/traPtitech/traPortfolio/pull/642/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=traPtitech) | Coverage Δ | | |---|---|---| | [integration](https://app.codecov.io/gh/traPtitech/traPortfolio/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=traPtitech) | `67.15% <ø> (-13.16%)` | :arrow_down: | | [unit](https://app.codecov.io/gh/traPtitech/traPortfolio/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=traPtitech) | `67.15% <ø> (-20.39%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=traPtitech#carryforward-flags-in-the-pull-request-comment) to find out more.

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[ras0q]

tokenを更新したのでマージ