Search indexes: Fix missing search entries (tidy-up)

Author: AllenJB

phpdotnet/phd/IndexRepository.php

@@ -4,7 +4,6 @@
 class IndexRepository
 {
     private array $indexes  = [];
-    private array $indexesDuped = [];
     private array $children = [];
     private array $refs     = [];
     private array $vars     = [];