Fix 404 URLs not being removed properly

Fix an issue where 404s encountered during crawling
did not cause removal of the URL from the database.

Author: john-shaffer

CHANGELOG.md

@@ -1,5 +1,8 @@
 ## Unreleased
 
+- Fix an issue where 404s encountered during crawling
+  did not cause removal of the URL from the database.
+
 ## 9.2.0 (2025-07-18)
 
 - (breaking) Use PHP 8.1+ features. Although the

src/DetectedFiles.php

@@ -242,9 +242,7 @@ public static function rmUrl( string $url ): void {
 
         $wpdb->delete(
             $table_name,
-            [
-                'path' => md5( $url ),
-            ]
+            [ 'path_hash' => md5( $url ) ],
         );
     }