[mdspan.mdspan.cons] OtherIndexType is not a parameter pack; missing _v (#6263)

Author: JMazurkiewicz

source/containers.tex

@@ -21199,7 +21199,7 @@
 \item
 \tcode{is_convertible_v<const OtherIndexType\&, index_type>} is \tcode{true},
 \item
-\tcode{(is_nothrow_constructible<index_type, const OtherIndexType\&> \&\& ...)} is \tcode{true},
+\tcode{is_nothrow_constructible_v<index_type, const OtherIndexType\&>} is \tcode{true},
 \item
 \tcode{N == rank() || N == rank_dynamic()} is \tcode{true},
 \item