[ranges.cartesian.iterator] Rename stable label "ranges.*" to "range.*" (#5866)

Author: hewillk

source/ranges.tex

@@ -14292,7 +14292,7 @@
   class cartesian_product_view : public view_interface<cartesian_product_view<First, Vs...>> {
   private:
     tuple<First, Vs...> @\exposid{bases_}@;                 // \expos
-    // \ref{ranges.cartesian.iterator}, class template \tcode{cartesian_product_view::\exposid{iterator}}
+    // \ref{range.cartesian.iterator}, class template \tcode{cartesian_product_view::\exposid{iterator}}
     template<bool Const> class @\exposid{iterator}@;       // \expos
   public:
     constexpr cartesian_product_view() = default;
@@ -14432,7 +14432,7 @@
 $p$.
 \end{itemdescr}
 
-\rSec3[ranges.cartesian.iterator]{Class template \tcode{cartesian_product_view::\exposid{iterator}}}
+\rSec3[range.cartesian.iterator]{Class template \tcode{cartesian_product_view::\exposid{iterator}}}
 
 \begin{codeblock}
 namespace std::ranges {