[ci] Cleanup forked build files

[poteto]

Stack from ghstack (oldest at bottom):

• [ci] Add polling to download-build-artifacts #30515
• [ci] Deprecate yarn publish-prereleases #30510
• [ci] Cleanup more references to circleci #30509
• [ci] Cleanup --ci flag #30508
• [ci] Rename scripts/circleci to scripts/ci #30507
• -> [ci] Cleanup forked build files #30506

Unforks these scripts now that we are fully migrated to GH.

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
react-compiler-playground	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jul 29, 2024 10:57pm

[react-sizebot]

Comparing: 6b82f3c...fe0e38a

Critical size changes

Includes critical production bundles, as well as any change greater than 2%:

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
oss-stable/react-dom/cjs/react-dom.production.js	=	6.68 kB	6.68 kB	=	1.83 kB	1.82 kB
oss-stable/react-dom/cjs/react-dom-client.production.js	=	501.46 kB	501.46 kB	=	89.98 kB	89.98 kB
oss-experimental/react-dom/cjs/react-dom.production.js	=	6.69 kB	6.69 kB	=	1.83 kB	1.83 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js	=	508.59 kB	508.59 kB	=	91.15 kB	91.15 kB
facebook-www/ReactDOM-prod.classic.js	=	596.53 kB	596.53 kB	=	105.80 kB	105.80 kB
facebook-www/ReactDOM-prod.modern.js	=	572.82 kB	572.82 kB	=	102.01 kB	102.01 kB

Significant size changes

Includes any change greater than 0.2%:

Expand to show

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
react-native/implementations/ReactFabric-profiling.fb.js	=	391.88 kB	390.86 kB	=	68.44 kB	68.23 kB
react-native/implementations/ReactFabric-prod.fb.js	=	364.38 kB	363.34 kB	=	64.14 kB	63.98 kB

Generated by 🚫 dangerJS against 4103c12