[some.where] Replace \term with \placeholder.

Author: Eelis

source/expressions.tex

@@ -3858,7 +3858,7 @@
 \indextext{\idxcode{type_info}}%
 \indexlibraryglobal{type_info}%
 \keyword{const} \tcode{std::type_info}\iref{type.info} and dynamic type \keyword{const}
-\tcode{std::type_info} or \keyword{const} \term{name} where \term{name} is an
+\tcode{std::type_info} or \keyword{const} \placeholder{name} where \placeholder{name} is an
 \impldef{derived type for \tcode{typeid}} class publicly derived from
 \tcode{std::type_info} which preserves the behavior described
 in~\ref{type.info}.