Update gatsby monorepo - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
gatsby (changelog)	dependencies	minor	^2.23.21 -> ^2.24.4
gatsby-plugin-offline	dependencies	patch	^3.2.16 -> ^3.2.18
gatsby-source-filesystem	dependencies	patch	^2.3.18 -> ^2.3.20

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Release Notes

gatsbyjs/gatsby

### [`v2.24.4`](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.3...gatsby@2.24.4) [Compare Source](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.3...gatsby@2.24.4) ### [`v2.24.3`](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.2...gatsby@2.24.3) [Compare Source](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.2...gatsby@2.24.3) ### [`v2.24.2`](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.1...gatsby@2.24.2) [Compare Source](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.1...gatsby@2.24.2) ### [`v2.24.1`](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.0...gatsby@2.24.1) [Compare Source](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.24.0...gatsby@2.24.1) ### [`v2.24.0`](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.23.23...gatsby@2.24.0) [Compare Source](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.23.23...gatsby@2.24.0) ### [`v2.23.23`](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.23.22...gatsby@2.23.23) [Compare Source](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.23.22...gatsby@2.23.23) ### [`v2.23.22`](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.23.21...gatsby@2.23.22) [Compare Source](https://togithub.com/gatsbyjs/gatsby/compare/gatsby@2.23.21...gatsby@2.23.22)

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Renovate configuration

:date: Schedule: "before 3am on Monday" (UTC).

:vertical_traffic_light: Automerge: Enabled.

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

:ghost: Immortal: This PR will be recreated if closed unmerged. Get config help if that's undesired.

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