chore(deps): update documentation dependencies to v7.0.6 (#970)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
[Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
|
[serialize-javascript](https://redirect.github.com/yahoo/serialize-javascript)
| [`7.0.5` →
`7.0.6`](https://renovatebot.com/diffs/npm/serialize-javascript/7.0.5/7.0.6)
|
![age](https://developer.mend.io/api/mc/badges/age/npm/serialize-javascript/7.0.6?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/serialize-javascript/7.0.5/7.0.6?slim=true)
|

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