Editorial: Fix step reference in AsyncFunctionStart

spec.html

@@ -35752,7 +35752,7 @@ <h1>AsyncFunctionStart ( _promiseCapability_, _asyncFunctionBody_ )</h1>
           1. Push _asyncContext_ onto the execution context stack; _asyncContext_ is now the running execution context.
           1. Resume the suspended evaluation of _asyncContext_. Let _result_ be the value returned by the resumed computation.
           1. Assert: When we return here, _asyncContext_ has already been removed from the execution context stack and _runningContext_ is the currently running execution context.
-          1. Assert: _result_ is a normal completion with a value of *undefined*. The possible sources of completion values are AsyncFunctionAwait or, if the async function doesn't await anything, the step 3.7 above.
+          1. Assert: _result_ is a normal completion with a value of *undefined*. The possible sources of completion values are AsyncFunctionAwait or, if the async function doesn't await anything, the step 3.g above.
           1. Return.
         </emu-alg>
       </emu-clause>