Merge pull request #8072 from nupplaphil/task/Cache_to_DI

Replace Core\Cache wrapper with DI::cache() method

src/Core/Update.php

@@ -7,6 +7,7 @@ use Friendica\Database\DBA;
 use Friendica\Database\DBStructure;
 use Friendica\DI;
 use Friendica\Util\Strings;
+use Friendica\Core\Cache\Cache;
 
 class Update
 {