Update xml/issue4483.xml

Author: Dani-Hub

xml/issue4483.xml

@@ -17,7 +17,7 @@ with a multidimensional array or `span` of arrays is ill-formed due to the <i>Ma
 <sref ref="meta.define.static"/> p8 that requires range value type to be structural.</p>
 
 <p>As a consequence, `constant_of` currently supports only single-dimensional arrays
-(<tt>reflect_constant_array</tt> strips outermost extents), while multi-dimensional array are
+(<tt>reflect_constant_array</tt> strips outermost extents), while multi-dimensional arrays are
 rejected.</p>
 
 <p>Furthermore, `define_static_object` currently uses <tt>define_static_array(span(addressof(t), 1)).data()</tt>,