turbo

4204c93e - chore: Remove future flags for nonRootExtends and turboExtendsKeyword in preparation for stable release (#11280)

chore: Remove future flags for nonRootExtends and turboExtendsKeyword in preparation for stable release (#11280) ### Description - Promoting `nonRootExtends` and `turboExtendsKeyword` future flags to stable - Removing their mentions for documentation ### Testing Instructions Hand-tested that it works and CI