[basic.align] Demote informative sentence to a note

Author: lprv

source/basic.tex

@@ -3770,6 +3770,10 @@
 Attempting to create an object\iref{intro.object} in storage that
 does not meet the alignment requirements of the object's type
 is undefined behavior.
+\begin{note}
+The alignment requirement of a complete object type can be queried using an
+\keyword{alignof} expression\iref{expr.alignof}.
+\end{note}
 
 \pnum
 A \defnadj{fundamental}{alignment} is represented by an alignment
@@ -3821,9 +3825,7 @@
 requirement also satisfies any weaker valid alignment requirement.
 
 \pnum
-The alignment requirement of a complete type can be queried using an
-\keyword{alignof} expression\iref{expr.alignof}. Furthermore,
-the narrow character types\iref{basic.fundamental} shall have the weakest
+The narrow character types\iref{basic.fundamental} shall have the weakest
 alignment requirement.
 \begin{note}
 This enables the ordinary character types to be used as the