Fix test: insert at the end of an inline should _not_ have special behavior

packages/slate/test/transforms/insertText/selection/inline-end.tsx

@@ -20,9 +20,8 @@ export const output = (
   <editor>
     <block>
       one
-      <inline>two</inline>
+      <inline>twofour
-      four
+      <cursor /></inline>
-      <cursor />
       three
     </block>
   </editor>