chore: move cli data files to data subdir

Signed-off-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>

data/cli/engine/docker_system.yaml

@@ -0,0 +1,34 @@
+command: docker system
+short: Manage Docker
+long: Manage Docker.
+usage: docker system
+pname: docker
+plink: docker.yaml
+cname:
+    - docker system df
+    - docker system events
+    - docker system info
+    - docker system prune
+clink:
+    - docker_system_df.yaml
+    - docker_system_events.yaml
+    - docker_system_info.yaml
+    - docker_system_prune.yaml
+inherited_options:
+    - option: help
+      value_type: bool
+      default_value: "false"
+      description: Print usage
+      deprecated: false
+      hidden: true
+      experimental: false
+      experimentalcli: false
+      kubernetes: false
+      swarm: false
+deprecated: false
+hidden: false
+experimental: false
+experimentalcli: false
+kubernetes: false
+swarm: false
+