parse redis ssl_context

tests/configs/redis_tls.php

@@ -0,0 +1,19 @@
+<?php
+
+$CONFIG = [
+	'overwrite.cli.url' => 'https://cloud.example.com',
+	'dbtype' => 'mysql',
+	'dbname' => 'nextcloud',
+	'dbhost' => 'localhost',
+	'dbport' => '',
+	'dbuser' => 'nextcloud',
+	'dbpassword' => 'secret',
+	'redis' => [
+		'host' => 'localhost',
+    'ssl_context' => [
+      'local_cert' => '/certs/redis.crt',
+      'local_pk' => '/certs/redis.key',
+      'cafile' => '/certs/ca.crt'
+    ]
+	]
+];