Fix typo in docs for loading error template

Author: twixthehero

projects/elements-demo/src/app/features/docs/api/api.component.html

@@ -91,9 +91,9 @@ <h2>LazyElementDirective</h2>
           </td>
           <td>
             <p>
-              Reference to Angular template which will be hich will be displayed
-              before the element bundle (or module) loading failed. To show
-              error message we can create following template
+              Reference to Angular template which will be displayed when
+              the element bundle (or module) loading failed. To show error
+              message we can create following template
               <code
                 >&#60;ng-template #error>Loading
                 failed...&#60;/ng-template></code