docs: move api and cli docs routes to reference/ (#14241)

docs/reference/cli/groups.md

@@ -0,0 +1,24 @@
+<!-- DO NOT EDIT | GENERATED CONTENT -->
+
+# groups
+
+Manage groups
+
+Aliases:
+
+- group
+
+## Usage
+
+```console
+coder groups
+```
+
+## Subcommands
+
+| Name                                      | Purpose             |
+| ----------------------------------------- | ------------------- |
+| [<code>create</code>](./groups_create.md) | Create a user group |
+| [<code>list</code>](./groups_list.md)     | List user groups    |
+| [<code>edit</code>](./groups_edit.md)     | Edit a user group   |
+| [<code>delete</code>](./groups_delete.md) | Delete a user group |