Add config snapshot for block class

config/config_snapshot.snapshot.config_sync.module.block_class.yml

@@ -0,0 +1,33 @@
+uuid: e9d6d472-19ab-4318-a73b-13eaf68ab7e1
+langcode: en
+status: true
+dependencies:
+  module:
+    - block_class
+id: config_sync.module.block_class
+snapshotSet: config_sync
+extensionType: module
+extensionName: block_class
+items:
+  -
+    collection: ''
+    name: block_class.settings
+    data:
+      default_case: standard
+      enable_attributes: true
+      enable_auto_complete: true
+      enable_id_replacement: true
+      enable_special_chars: false
+      field_type: multiple_textfields
+      filter_html_clean_css_identifier: ''
+      items_per_page: 50
+      qty_attributes_per_block: 10
+      qty_classes_per_block: 10
+      maxlength_attributes: false
+      maxlength_block_class_field: 255
+      maxlength_id: 255
+      weight_attributes: 0
+      weight_class: 0
+      weight_id: 0
+      _core:
+        default_config_hash: u2wQ4ot4t4xKOJKWxoKwelgzx8j37Ve5SQ0qqxtVXlQ