Fixed the tag name

Author: davidfowl

docs/4. Add auth features.md

@@ -677,7 +677,7 @@ We're currently using `if` blocks to determine whether to show parts of the UI b
    @addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
    @addTagHelper *, FrontEnd
    ```
-1. We can now update the `Index.cshtml` page to replace the `if` block which controls the Edit button's display with declarative code using our new Tag Helper. Remove the `if` block and add `authz="true` to the `<li>` which displays the edit button:
+1. We can now update the `Index.cshtml` page to replace the `if` block which controls the Edit button's display with declarative code using our new Tag Helper. Remove the `if` block and add `authz="true` to the `<a>` which displays the edit button:
    ```html
 	<div class="card-footer">
 	    <ul class="list-inline mb-0">