Update dependency gatsby-theme-apollo-docs to v4.7.2

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
gatsby-theme-apollo-docs	4.7.1 -> 4.7.2

---

Release Notes

apollographql/gatsby-theme-apollo

### [`v4.7.2`](https://togithub.com/apollographql/gatsby-theme-apollo/compare/gatsby-theme-apollo-docs@4.7.1...gatsby-theme-apollo-docs@4.7.2) [Compare Source](https://togithub.com/apollographql/gatsby-theme-apollo/compare/gatsby-theme-apollo-docs@4.7.1...gatsby-theme-apollo-docs@4.7.2)

---

Configuration

:date: Schedule: At any time (no schedule defined).

:vertical_traffic_light: Automerge: Enabled.

:recycle: Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

:no_bell: Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box.

---

This PR has been generated by WhiteSource Renovate. View repository job log here.