LWG4243 as_bytes/as_writable_bytes is broken with span<volatile T>

Author: eisenwave

source/containers.tex

@@ -20958,6 +20958,10 @@
 \end{itemdecl}
 
 \begin{itemdescr}
+\pnum
+\constraints
+\tcode{is_volatile_v<ElementType>} is \tcode{false}.
+
 \pnum
 \effects
 Equivalent to: \tcode{return R\{reinterpret_cast<const byte*>(s.data()), s.size_bytes()\};}
@@ -20974,7 +20978,8 @@
 \begin{itemdescr}
 \pnum
 \constraints
-\tcode{is_const_v<ElementType>} is \tcode{false}.
+\tcode{is_const_v<ElementType>} is \tcode{false} and
+\tcode{is_volatile_v<ElementType>} is \tcode{false}.
 
 \pnum
 \effects