Markup: unlink Invoke in the Jobs section (#3369)

spec.html

@@ -11921,7 +11921,7 @@ <h1>Jobs and Host Operations to Enqueue Jobs</h1>
       <li>At some future point in time, when there is no running context in the agent for which the job is scheduled and that agent's execution context stack is empty, the implementation must:
         <ol>
           <li>Perform any host-defined preparation steps.</li>
-          <li>Invoke the Job Abstract Closure.</li>
+          <li><emu-not-ref>Invoke</emu-not-ref> the Job Abstract Closure.</li>
           <li>Perform any host-defined cleanup steps, after which the execution context stack must be empty.</li>
         </ol>
       </li>