composer upgrade

Author: mbuechner

composer.json

@@ -29,7 +29,7 @@
         "drupal/better_exposed_filters": "^7.0",
         "drupal/block_exclude_pages": "^2.1@beta",
         "drupal/blockgroup": "^2.0",
-        "drupal/classy": "^1.0",
+        "drupal/classy": "^2.0",
         "drupal/color": "^1.0",
         "drupal/color-color": "^1.0",
         "drupal/core": "^10",