Revert "Update django_mongodb_backend/utils.py"

This reverts commit f7d7ebe.

Author: aclark4life

django_mongodb_backend/utils.py

@@ -208,8 +208,9 @@ def model_has_encrypted_fields(model):
             return True
 
         # Recursively check embedded models.
-        return isinstance(field, EmbeddedModelField) and model_has_encrypted_fields(
+        if isinstance(field, EmbeddedModelField) and model_has_encrypted_fields(
             field.embedded_model
-        )
+        ):
+            return True
 
     return False