[allocator.requirements.general] Remove unused provisions

Author: JohelEGP

source/lib-intro.tex

@@ -1876,10 +1876,7 @@
 template, an optional requirement that is not supplied by an allocator is
 replaced by the specified default expression. A user specialization of
 \tcode{allocator_traits} may provide different defaults and may provide
-defaults for different requirements than the primary template. Within
-Tables~\ref{tab:allocator.req.var} and~\ref{tab:cpp17.allocator},
-the use of \tcode{move} and \tcode{forward} always refers to \tcode{std::move}
-and \tcode{std::forward}, respectively.
+defaults for different requirements than the primary template.
 
 \begin{libreqtab4d}
 {\oldconcept{Allocator} requirements}