Closes #7456 Fixes rectorphp/rector#9428

Author: samsonasik

rules/DeadCode/Rector/Node/RemoveNonExistingVarAnnotationRector.php

@@ -128,6 +128,12 @@ public function refactor(Node $node): ?Node
                 continue;
             }
 
+            if ($stmt instanceof Static_) {
+                foreach ($stmt->vars as $staticVar) {
+                    $extractValues[] = $this->getName($staticVar->var);
+                }
+            }
+
             if ($this->shouldSkip($node, $key, $stmt, $extractValues)) {
                 continue;
             }