Remove orphaned disableJavaScriptURLs reference

[eps1lon]

Was removed in #28615 but didn't land cleanly.

Fixes yarn flow dom-node on main:https://app.circleci.com/jobs/github/facebook/react/813807

[react-sizebot]

Comparing: a053716...a9f8737

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.min.js	=	176.92 kB	176.92 kB	=	54.99 kB	54.99 kB
oss-experimental/react-dom/cjs/react-dom.production.min.js	=	173.10 kB	173.10 kB	=	53.94 kB	53.94 kB
facebook-www/ReactDOM-prod.classic.js	=	592.31 kB	592.31 kB	=	103.83 kB	103.83 kB
facebook-www/ReactDOM-prod.modern.js	=	573.20 kB	573.20 kB	=	100.71 kB	100.71 kB
test_utils/ReactAllWarnings.js	Deleted	65.07 kB	0.00 kB	Deleted	16.27 kB	0.00 kB

Significant size changes

Includes any change greater than 0.2%:

Expand to show

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
test_utils/ReactAllWarnings.js	Deleted	65.07 kB	0.00 kB	Deleted	16.27 kB	0.00 kB

Generated by 🚫 dangerJS against a9f8737