Bump gatsby from 5.7.0 to 5.9.1

[dependabot[bot]]

Bumps gatsby from 5.7.0 to 5.9.1.

Release notes

Sourced from gatsby's releases.

v5.9.0

Welcome to [email protected] release (April 2023 #1)

Key highlights of this release:

• Performance improvements
• New "Creating a Source Plugin" tutorial

Bleeding Edge: Want to try new features as soon as possible? Install gatsby@next and let us know if you have any issues.

Previous release notes

Full changelog

Commits

• 774313b chore(release): Publish
• fb30dc0 fix(gatsby): handle cyclic chunkgroup children (#38052) (#38061)
• ae5a654 fix(gatsby): don't serve codeframes for files outside of compilation (#38059)...
• 18a47da chore(release): Publish
• 52ad261 fix(gatsby-source-contentful): don't call createNode on null (#37958) (#3...
• e95b10a chore(release): Publish
• 311b202 fix(gatsby-source-contentful): reduce memory usage (#37910)
• c1f0bbf fix(gatsby-plugin-google-gtag): Add plugin options (#37953)
• 2dbd95d chore(docs): Move existing main tutorial to "getting-started" name (#37539)
• 4c4a4f1 chore(docs): New "Creating a Source Plugin" tutorial (#37538)
• Additional commits viewable in compare view

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