app-level (xapp) token can be gotton from the Basic Information page, but docs/_tutorials/ja_getting_started.md has wrong.

[TORIFUKUKaiou]

(Describe your issue and goal here)
app-level (xapp) token can be gotton from the Basic Information page, but docs/_tutorials/ja_getting_started.md has wrong.
I'd like to fix it.

bolt-python/docs/_tutorials/ja_getting_started.md

Line 98 in e112c7e

2. **OAuth & Permissions ページのアプリレベルトークン（xapp）をコピー**して、別の環境変数に保存します。

typo(?) OAuth & Permissions ページ => Basic Information page

The page URLs

• https://slack.dev/bolt-python/ja-jp/tutorial/getting-started

Requirements

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[seratch]

@TORIFUKUKaiou Thanks for pointing this out! You're right here. I'm happy to be a reviewer of your PR 🙌

[TORIFUKUKaiou]

Great!
I see to update v1.9.3 -> v1.9.4 on https://slack.dev/bolt-python/ja-jp/tutorial/getting-started.
🚀🚀🚀

[seratch]

Thanks a lot for your contributions!