Deprecate keys command in favor of key list

Change-type: patch

docs/balena-cli.md

@@ -3803,8 +3803,8 @@ balenaCloud ID for the SSH key
 
 ### Aliases
 
-- `keys`
-- `key list`
+- `keys` *(deprecated)*
+- `key list` *(deprecated)*
 
 
 To use one of the aliases, replace `ssh-key list` with the alias.

src/commands/ssh-key/list.ts

@@ -21,6 +21,7 @@ import { getBalenaSdk, getVisuals, stripIndent } from '../../utils/lazy';
 
 export default class SSHKeyListCmd extends Command {
 	public static aliases = ['keys', 'key list'];
+	public static deprecateAliases = true;
 
 	public static description = stripIndent`
 		List the SSH keys in balenaCloud.