sync changes to rule-descriptions.md

doc/rule-descriptions.md

@@ -115,7 +115,7 @@ Rules that do not necessarily conform to WCAG success criterion but are industry
 | [landmark-no-duplicate-contentinfo](https://dequeuniversity.com/rules/axe/4.9/landmark-no-duplicate-contentinfo?application=RuleDescription)     | Ensures the document has at most one contentinfo landmark                                                                                      | Moderate | cat.semantics, best-practice               | failure                    |                                                    |
 | [landmark-no-duplicate-main](https://dequeuniversity.com/rules/axe/4.9/landmark-no-duplicate-main?application=RuleDescription)                   | Ensures the document has at most one main landmark                                                                                             | Moderate | cat.semantics, best-practice               | failure                    |                                                    |
 | [landmark-one-main](https://dequeuniversity.com/rules/axe/4.9/landmark-one-main?application=RuleDescription)                                     | Ensures the document has a main landmark                                                                                                       | Moderate | cat.semantics, best-practice               | failure                    |                                                    |
-| [landmark-unique](https://dequeuniversity.com/rules/axe/4.9/landmark-unique?application=RuleDescription)                                         | Landmarks should have a unique role or role/label/title (i.e. accessible name) combination                                                     | Moderate | cat.semantics, best-practice               | failure                    |                                                    |
+| [landmark-unique](https://dequeuniversity.com/rules/axe/4.9/landmark-unique?application=RuleDescription)                                         | Ensures landmarks are unique                                                                                                                   | Moderate | cat.semantics, best-practice               | failure                    |                                                    |
 | [meta-viewport-large](https://dequeuniversity.com/rules/axe/4.9/meta-viewport-large?application=RuleDescription)                                 | Ensures <meta name="viewport"> can scale a significant amount                                                                  | Minor    | cat.sensory-and-visual-cues, best-practice | failure                    |                                                    |
 | [page-has-heading-one](https://dequeuniversity.com/rules/axe/4.9/page-has-heading-one?application=RuleDescription)                               | Ensure that the page, or at least one of its frames contains a level-one heading                                                               | Moderate | cat.semantics, best-practice               | failure                    |                                                    |
 | [presentation-role-conflict](https://dequeuniversity.com/rules/axe/4.9/presentation-role-conflict?application=RuleDescription)                   | Elements marked as presentational should not have global ARIA or tabindex to ensure all screen readers ignore them                             | Minor    | cat.aria, best-practice, ACT               | failure                    | [46ca7f](https://act-rules.github.io/rules/46ca7f) |