[create-pull-request] automated change

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

src/CssLint/Referential/NonStandard/PropertiesReferential.php

@@ -214,6 +214,7 @@ class PropertiesReferential extends AbstractReferential
         'rule-break' => true,
         'rule-color' => true,
         'rule-outset' => true,
+        'rule-overlap' => true,
         'rule-paint-order' => true,
         'rule-style' => true,
         'rule-width' => true,