chore: 🤖 update dependency next-sitemap to v2.5.21

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
next-sitemap	2.5.20 -> 2.5.21

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Release Notes

iamvishnusankar/next-sitemap

### [`v2.5.21`](https://togithub.com/iamvishnusankar/next-sitemap/releases/tag/v2.5.21) [Compare Source](https://togithub.com/iamvishnusankar/next-sitemap/compare/v2.5.20...v2.5.21) #### Changes: - [`066bef3`](https://togithub.com/iamvishnusankar/next-sitemap/commit/066bef35ead9dd7e967e041e92881a42100c5750) Merge pull request [#​385](https://togithub.com/iamvishnusankar/next-sitemap/issues/385) from iamvishnusankar/dependabot/npm_and_yarn/react-dom-and-types/react-dom-18.1.0 - [`87ebc21`](https://togithub.com/iamvishnusankar/next-sitemap/commit/87ebc21d9adc4b0e62f61cdb54098c486f1eb1f9) Bump react-dom and [@​types/react-dom](https://togithub.com/types/react-dom) This list of changes was [auto generated](https://dev.azure.com/iamvishnusankar/Public/\_build/results?buildId=4346\&view=logs).

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Configuration

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