remove duplicate mysqli_stmt stub definitions (#485)

Author: staabm

.github/workflows/phpstan.yml

@@ -20,7 +20,7 @@ jobs:
             db-image: 'mysql:8.0'
             reflector: "pdo-mysql"
             mode: "recording"
-            phpstan-version: "@dev"
+            phpstan-version: "phpstan@dev"
 
           - php-version: "8.0"
             db-image: 'mysql:8.0'

config/Mysqli.stub

@@ -1,55 +1,5 @@
 <?php
 
-class mysqli_stmt
-{
-
-    /**
-     * @var int|string
-     */
-    public $affected_rows;
-
-    /**
-     * @var int
-     */
-    public $errno;
-
-    /**
-     * @var list<array{errno: int, sqlstate: string, error: string}>
-     */
-    public $error_list;
-
-    /**
-     * @var string
-     */
-    public $error;
-
-    /**
-     * @var 0|positive-int
-     */
-    public $field_count;
-
-    /**
-     * @var int|string
-     */
-    public $insert_id;
-
-    /**
-     * @var 0|positive-int
-     */
-    public $num_rows;
-
-    /**
-     * @var 0|positive-int
-     */
-    public $param_count;
-
-    /**
-     * @var non-empty-string
-     */
-    public $sqlstate;
-
-}
-
 /**
  * @template TValue
  * @implements Traversable<int, TValue>