[Link] Update the icon logic for inline link (carbon-design-system#3921)

* Update usage.mdx

Update the logic of inline link

* chore: yarn format

---------

Co-authored-by: Alison Joseph <alison.joseph@us.ibm.com>

Author: thyhmdo

src/pages/components/link/usage.mdx

@@ -80,10 +80,10 @@ an image and additional information such as links.
 
 ### Variants
 
-| Variant                        | Usage                                                                                                       |
-| ------------------------------ | ----------------------------------------------------------------------------------------------------------- |
-| [Standalone](#standalone-link) | Used on their own or directly following content and do not use underlines. They can be paired with an icon. |
-| [Inline](#inline-link)         | Used within a sentence or paragraph and is styled with an underline. They can also be paired with an icon.  |
+| Variant                        | Usage                                                                                                        |
+| ------------------------------ | ------------------------------------------------------------------------------------------------------------ |
+| [Standalone](#standalone-link) | Used on their own or directly following content and do not use underlines. They can be paired with an icon.  |
+| [Inline](#inline-link)         | Used within a sentence or paragraph and is styled with an underline. They should not be paired with an icon. |
 
 ## Formatting