[exec.associate] Fix missing template argument

Author: jensmaurer

source/exec.tex

@@ -5114,7 +5114,7 @@
 The expression in the \tcode{noexcept} clause of
 \tcode{\exposid{impls-for}<associate_t>::\exposid{get-state}} is
 \begin{codeblock}
-(is_same_v<Sndr, remove_cvref_t> ||
+(is_same_v<Sndr, remove_cvref_t<Sndr>> ||
  is_nothrow_constructible_v<remove_cvref_t<Sndr>, Sndr>) &&
 @\exposconcept{nothrow-callable}@<connect_t, @\exposid{wrap-sender}@, Rcvr>
 \end{codeblock}