Prefer DataNormalizerInterface. (#1489)

Author: martineiber

src/DataObject/Service/DataService.php

@@ -94,15 +94,15 @@ public function getNormalizedValue(
         mixed $value,
         Data $fieldDefinition
     ): mixed {
-        if (!$fieldDefinition instanceof NormalizerInterface) {
-            return null;
-        }
-
         $adapter = $this->dataAdapterService->tryDataAdapter($fieldDefinition->getFieldType());
         if ($adapter instanceof DataNormalizerInterface) {
             return $adapter->normalize($value, $fieldDefinition);
         }
 
+        if (!$fieldDefinition instanceof NormalizerInterface) {
+            return null;
+        }
+
         return $fieldDefinition->normalize($value);
     }