docs: fix types in doc comments

Author: kenjis

system/Database/BaseConnection.php

@@ -1233,9 +1233,9 @@ abstract public function affectedRows(): int;
      * Escapes data based on type.
      * Sets boolean and null types
      *
-     * @param mixed $str
+     * @param array|bool|float|int|object|string|null $str
      *
-     * @return mixed
+     * @return array|float|int|string
      */
     public function escape($str)
     {

system/Database/ConnectionInterface.php

@@ -131,9 +131,9 @@ public function getLastQuery();
      * Escapes data based on type.
      * Sets boolean and null types.
      *
-     * @param mixed $str
+     * @param array|bool|float|int|object|string|null $str
      *
-     * @return mixed
+     * @return array|float|int|string
      */
     public function escape($str);
 

system/Database/Postgre/Connection.php

@@ -172,9 +172,9 @@ public function affectedRows(): int
      *
      * Escapes data based on type
      *
-     * @param mixed $str
+     * @param array|bool|float|int|object|string|null $str
      *
-     * @return mixed
+     * @return array|float|int|string
      */
     public function escape($str)
     {