add missing '>'

Author: tbrowder

doc/Language/variables.pod6

@@ -535,7 +535,7 @@ variables.
     # OUTPUT«["a", "b", Int]␤»
 
 To destructure a list into a single value create a list literal with one value
-by using C<($var,). When used with a variable declarator just providing
+by using C<($var,)>. When used with a variable declarator just providing
 parentheses around a single variable is sufficient.
 
     sub f { 1,2,3 };