chore: release v7.0.0

[github-actions[bot]]

This pull request prepares the following release:	Repository	Branch	Update	Change
textlint-rule-preset-ja-technical-writing	releases/v7.0.0	major	6.0.0 → 7.0.0

Release Summary

This is going to be published with the following command:

npm_config_registry=https://registry.npmjs.org/ npm publish --tag latest

Merging Instructions

When merging this pull request, you need to Squash and merge and make sure that the title starts with chore: release v7.0.0.

See details

After that, a commit `chore: release v7.0.0` will be added and you or your CI can run `shipjs trigger` to trigger the release based on the commit. 

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This pull request is automatically generated by Ship.js.