[dcl.init.list] Eliminate "specialization of initializer_list<X>" (#6258)

Author: Quuxplusone

source/declarations.tex

@@ -5984,7 +5984,7 @@
 \item Otherwise, if the initializer list has no elements and \tcode{T} is a class type with a
 default constructor, the object is value-initialized.
 
-\item Otherwise, if \tcode{T} is a specialization of \tcode{std::initializer_list<E>},
+\item Otherwise, if \tcode{T} is a specialization of \tcode{std::initializer_list},
 the object is constructed as described below.
 
 \item Otherwise, if \tcode{T} is a class type, constructors are considered.