change order in first example (#29194)

-path must bevor auth method, otherwise an error is thrown

 "Command flags must be provided before positional arguments. The following arguments will not be parsed as flags: [-path=my-auth]"

Co-authored-by: Yoko Hyakuna <yoko@hashicorp.com>

website/content/docs/concepts/auth.mdx

@@ -26,7 +26,7 @@ toward users while others are targeted toward machines. Most authentication
 backends must be enabled before use. To enable an auth method:
 
 ```shell-session
-$ vault auth enable userpass -path=my-auth
+$ vault auth enable -path=my-auth userpass 
 ```
 
 This enables the "userpass" auth method at the path "my-auth". This