Editorial changes to assertions.csv to convey state of the checkbox

Author: IsaDC

tests/checkbox/data/assertions.csv

@@ -3,8 +3,8 @@ nameLettuce,1,"Name of the checkbox, 'Lettuce', is conveyed","convey name of the
 roleCheckbox,1,Role 'checkbox' is conveyed,convey role 'checkbox',checkbox
 stateChangeToNotChecked,1,"Change in state, to 'not checked', is conveyed","convey change in state, to 'not checked'",aria-checked
 stateChangeToChecked,1,"Change in state, to 'checked', is conveyed","convey change in state, to 'checked'",aria-checked
-stateNotChecked,1,State 'not checked' is conveyed,convey state 'not checked',aria-checked
-stateChecked,1,State 'checked' is conveyed,convey state 'checked',aria-checked
+stateNotChecked,1,"State of the checkbox, 'not checked', is conveyed","convey state of the checkbox, 'not checked'",aria-checked
+stateChecked,1,"State of the checkbox, 'checked', is conveyed","convey state of the checkbox, 'checked'",aria-checked
 listBoundary,3,List boundary is conveyed,convey list boundary,list
 roleGroup,2,Role 'group' is conveyed,convey role 'group',group
 nameSandwichCondiments,1,"Name of the group, 'Sandwich Condiments', is conveyed","convey name of the group, 'Sandwich Condiments'",aria-labelledby