docs: regenereate CLI reference

website/docs/9-cli-reference/uc_ctx_connection.md

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+# uc ctx connection
+
+Choose a new default connection for the current context.
+
+```
+uc ctx connection [flags]
+```
+
+## Options
+
+```
+  -h, --help   help for connection
+```
+
+## Options inherited from parent commands
+
+```
+      --connect string          Connect to a remote cluster machine without using the Uncloud configuration file. [$UNCLOUD_CONNECT]
+                                Format: [ssh://]user@host[:port], ssh+cli://user@host[:port], or tcp://host:port
+  -c, --context string          Name of the cluster context to use (default is the current context). [$UNCLOUD_CONTEXT]
+      --uncloud-config string   Path to the Uncloud configuration file. [$UNCLOUD_CONFIG] (default "~/.config/uncloud/config.yaml")
+```
+
+## See also
+
+* [uc ctx](uc_ctx.md)	 - Switch between different cluster contexts. Contains subcommands to manage contexts.
+