Flex User: do not use deprecated method

system/src/Grav/Common/Flex/Users/UserObject.php

@@ -881,7 +881,7 @@ class UserObject extends FlexObject implements UserInterface, MediaManipulationI
             'type' => $this->getFlexType(),
             'key' => $this->getKey(),
             'elements' => $this->jsonSerialize(),
-            'storage' => $this->getStorage()
+            'storage' => $this->getMetaData()
         ];
     }
 

system/src/Grav/Framework/Flex/FlexDirectory.php

@@ -551,6 +551,10 @@ class FlexDirectory implements FlexAuthorizeInterface
                     $index = $this->loadIndex('storage_key');
 
                     // Make sure cached objects are up to date: compare against index checksum/timestamp.
+                    /**
+                     * @var string $key
+                     * @var mixed $value
+                     */
                     foreach ($fetched as $key => $value) {
                         if ($value instanceof FlexObjectInterface) {
                             $objectMeta = $value->getMetaData();

tests/phpstan/plugins.neon

@@ -35,3 +35,4 @@ parameters:
 
         - '#Call to deprecated method stopPropagation\(\) of class Symfony\\Component\\EventDispatcher\\Event#'
         - '#Call to an undefined method Grav\\Plugin\\ApartmentData\\Application\\Application::#'
+        - '#Parameter \#1 \$lineNumberStyle of method ScssPhp\\ScssPhp\\Compiler::setLineNumberStyle\(\) expects string, int given#'