fix(deps): update dependency gatsby to v2.28.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
gatsby (changelog)	2.27.4 -> 2.28.1

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Release Notes

gatsbyjs/gatsby

v2.28.1

Compare Source

v2.28.0

Compare Source

Welcome to gatsby@2.28.0 release (December 2020 #1).

Key highlights of this release:

• New gatsby new - new, interactive way to create a Gatsby site
• Feature flags in gatsby-config - set your feature toggles without environment variables
• Improved Fast Refresh integration - better hot reloading
• Experimental: Lazy images in develop - run image transformations only when they are needed by browser

Other notable changes:

• Image plugin helpers - make it easier for plugin authors to support the new gatsby image plugin
• Experimental: New cache clearing behaviors - we're experimenting with ways to be smarter about clearing caches
• gatsby-plugin-emotion v5.0 - now uses emotion v11
• Removed experimental lazy page bundling
• Notable bugfixes

Sneak peek to next releases:

• Experimental: Parallel data sourcing - run source plugins in parallel to speedup sourcing on sites with multiple source plugins

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

v2.27.5

Compare Source

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