[move.iter.op.comp] Fix indentation (#9337)

Author: Andreas-Krug

source/iterators.tex

@@ -5100,7 +5100,7 @@
 \indexlibrarymember{operator<}{move_iterator}%
 \begin{itemdecl}
 template<class Iterator1, class Iterator2>
-constexpr bool operator<(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
+  constexpr bool operator<(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -5117,7 +5117,7 @@
 \indexlibrarymember{operator>}{move_iterator}%
 \begin{itemdecl}
 template<class Iterator1, class Iterator2>
-constexpr bool operator>(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
+  constexpr bool operator>(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -5134,7 +5134,7 @@
 \indexlibrarymember{operator<=}{move_iterator}%
 \begin{itemdecl}
 template<class Iterator1, class Iterator2>
-constexpr bool operator<=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
+  constexpr bool operator<=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -5151,7 +5151,7 @@
 \indexlibrarymember{operator>=}{move_iterator}%
 \begin{itemdecl}
 template<class Iterator1, class Iterator2>
-constexpr bool operator>=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
+  constexpr bool operator>=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
 \end{itemdecl}
 
 \begin{itemdescr}