Update the Vault Agent config example (#16751)
Update the Vault Agent config example (#16751)

* Update the Vault Agent config example

* Update index.mdx

* Update the Vault Agent config example - edit

Small additions.

* Update the Vault Agent config example - edit2

Added IP note too.

* Minor fix: add missing 'Vault'

Co-authored-by: aphorise <382bfdc0f3a8ffd833168158fad4e6f6a7ddeef1@gmail.com>
hashicorp/vault,hashicorp/vault,hashicorp/vault,hashicorp/vault,hashicorp/vault,hashicorp/vault