Move configuration to standard location (config next to web)

config/sync/system.action.user_block_user_action.yml

@@ -0,0 +1,13 @@
+uuid: 9bd3257e-44a7-4051-b0ab-fb5495994855
+langcode: en
+status: true
+dependencies:
+  module:
+    - user
+_core:
+  default_config_hash: DyypzTfThX10FFQw-399qPfEbLLyrhXgQrKPVsmAoJ4
+id: user_block_user_action
+label: 'Block the selected user(s)'
+type: user
+plugin: user_block_user_action
+configuration: {  }