[basic.extended.fp] Reference C23 instead of "future versions"

Author: eisenwave

source/basic.tex

@@ -5920,9 +5920,9 @@
 the extended floating-point types described in this subsection
 that are in addition to the names declared in the \libheader{stdfloat} header
 should be chosen to increase compatibility and interoperability
-with the interchange types
+with the interchange floating types
 \tcode{_Float16}, \tcode{_Float32}, \tcode{_Float64}, and \tcode{_Float128}
-defined in ISO/IEC TS 18661-3 and with future versions of \IsoCUndated{}.
+defined in \IsoC{} H.2.2.
 
 \rSec2[basic.compound]{Compound types}