Update release_3_0_2.php

Revert last change; it needed to be made in release_0_0_8.php instead.

Author: SMcCandlish

migrations/release_3_0_2.php

@@ -38,14 +38,4 @@ public function update_data()
 
 		return $re;
 	}
-
-	public function calc_count_tags()
-	{
-		/* @var $auth \phpbb\auth\auth */
-		$auth = $this->container->get('auth');
-		$db_helper = new db_helper($this->db);
-		$config_text = $this->container->get('config_text');
-		$tags_manager = new tags_manager($this->db, $this->config, $config_text, $auth, $this->language, $this->user, $db_helper, $this->table_prefix);
-		$tags_manager->calc_count_tags();
-	}
 }