[pointer.traits.types] Replace "Alias template" with "Result"

Author: frederick-vs-ja

source/memory.tex

@@ -837,7 +837,7 @@
 
 \begin{itemdescr}
 \pnum
-\templalias \tcode{Ptr::rebind<U>} if
+\result \tcode{Ptr::rebind<U>} if
 the \grammarterm{qualified-id} \tcode{Ptr::rebind<U>} is valid and denotes a
 type\iref{temp.deduct}; otherwise,
 \tcode{SomePointer<U, Args>} if