refactor: phpdocs on cache

Author: ddevsr

app/Config/Cache.php

@@ -112,7 +112,15 @@ class Cache extends BaseConfig
      * Your Redis server can be specified below, if you are using
      * the Redis or Predis drivers.
      *
-     * @var array{host?: string, password?: string|null, port?: int, timeout?: int, async?: bool, persistent?: bool, database?: int}
+     * @var array{
+     * host?: string,
+     * password?: string|null,
+     * port?: int,
+     * timeout?: int,
+     * async?: bool,
+     * persistent?: bool,
+     * database?: int
+     * }
      */
     public array $redis = [
         'host'       => '127.0.0.1',

user_guide_src/source/libraries/caching/014.php

@@ -9,7 +9,6 @@ class Cache extends BaseConfig
     // ...
 
     public $redis = [
-        'scheme'     => 'tcp',
         'host'       => '127.0.0.1',
         'password'   => null,
         'port'       => 6379,