Update src/core/server/deprecations/README.mdx

Co-authored-by: Alison Goryachev <alisonmllr20@gmail.com>

src/core/server/deprecations/README.mdx

@@ -162,7 +162,7 @@ async function getDeprecations({ esClient, savedObjectsClient }: GetDeprecations
 The deprecations API allows plugins to provide an API call that can be used to automatically fix specific deprecations.
 To do so create a `PUT` or `POST` route in your plugin and specify data you want to be passed in the payload for the deprecation.
 
-In the example above `/internal/security/users/test_dashboard_user` will be called when users click on `Quick Resolve` in the UA. The service will automatically pass the body provided in the api corrective action to provide context to the route for fixing the deprecation.
+In the example above, `/internal/security/users/test_dashboard_user` will be called when users click on `Quick Resolve` in the UA. The service will automatically pass the body provided in the api corrective action to provide context to the route for fixing the deprecation.
 
 The deprecations service expects a `200` status code to recognize the corrective action as a success.