Bump gatsby from 2.25.3 to 2.30.1

[dependabot-preview[bot]]

Bumps gatsby from 2.25.3 to 2.30.1.

Release notes

Sourced from gatsby's releases.

v2.30 (January 2021 #1)

Welcome to gatsby@2.30.0 release (January 2021 #‎1)

See full release notes

Key highlights of this release:

• Query on Demand and Lazy Images: Generally available - improves gatsby develop bootup time
• Server Side Rendering (SSR) in development — helps you find and fix many build errors in development. We're starting a partial release of this feature to 5% of users.
• gatsby-plugin-sass v3 - use the latest sass-loader and Dart Sass by default
• Image transformations up to 30% faster

And several impactful updates in the new gatsby-plugin-image (beta):

• AVIF support - enjoy next-gen image format
• Support remote static images - download, transform and optimize remote images with a single line

Also, check out notable bugfixes.

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

v2.29 (December 2020 #2)

Welcome to gatsby@2.29.0 release (December 2020 #2)

See full release notes

Key highlights of this release:

• Query on Demand - improves gatsby develop bootup time
• Lazy Images - do not wait for all images to be processed to start the development
• Improvements to our CLI - improved create-gatsby & new plugin command
• Experimental: Parallel data sourcing - run source plugins in parallel to speedup sourcing on sites with multiple source plugins

Other notable changes:

• Performance improvements
• Slugify option for File System Route API
• gatsby-image codemod
• Notable bugfixes

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

• 4aeccaf chore(release): Publish
• 64f2e95 fix(gatsby,gatsby-admin): Pin socket.io version to 2.3.0 (#28885) (#28886)
• f8cc2a3 chore(release): Publish
• ecebdd3 fix(gatsby-plugin-sharp): Add avif to pipeline (#28871) (#28876)
• 3f854ba perf(gatsby-plugin-mdx): Stop clobbering the same file over and over again (#...
• 0c1c807 fix(create-gatsby) the sessionId is supposed to be the same for the whole dur...
• 6b7c5e7 fix(gatsby-plugin-image): Fix handling of sizes prop in SSR (#28835) (#28867)
• afac774 perf(gatsby-plugin-sharp): change approach to concurrency for image processin...
• f04304e feat(gatsby): Partially release develop SSR to 5% (#28844) (#28859)
• ceeb7d4 fix(gatsby-plugin-sharp): Pass format-specific options in image-data (#28826)...
• Additional commits viewable in compare view

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[dependabot-preview[bot]]

Superseded by #603.