[meta.reflection.queries] Add missing "in [which]"s

Author: tkoeppe

source/meta.tex

@@ -4393,7 +4393,7 @@
 A \tcode{vector} containing reflections
 of the template arguments
 of the template specialization represented by \tcode{r},
-in the order they appear in the corresponding template argument list.
+in the order in which they appear in the corresponding template argument list.
 For a given template argument $A$,
 its corresponding reflection $R$ is determined as follows:
 \begin{itemize}
@@ -4468,12 +4468,12 @@
 \item
   If \tcode{r} represents a function $F$,
   then a \tcode{vector} containing reflections of the parameters of $F$,
-  in the order they appear in a declaration of $F$.
+  in the order in which they appear in a declaration of $F$.
 \item
   Otherwise, \tcode{r} represents a function type $T$;
   a \tcode{vector} containing reflections of the types
   in parameter-type-list\iref{dcl.fct} of $T$,
-  in the order they appear in the parameter-type-list.
+  in the order in which they appear in the parameter-type-list.
 \end{itemize}
 \end{itemdescr}