Manual backport of 4850 targeting 8.18 (#4852)

Author: kilfoyle

docs/en/observability/grant-cases-access.asciidoc

@@ -21,7 +21,7 @@ a|
 ====
 Roles without `All` *{connectors-feature}* feature privileges cannot create, add, delete, or modify case connectors.
 
-By default, `All` for the *Cases* feature includes authority to delete cases, delete alerts and comments from cases, edit case settings, add case comments and attachments, and re-open cases unless you customize the sub-feature privileges.
+By default, `All` for the **Cases** feature allows you to have full control over cases, including deleting them, editing case settings, and more. You can customize the sub-feature privileges to limit feature access.
 ====
 
 | Give assignee access to cases