fix: Add entry to top level readme

README.md

@@ -59,6 +59,7 @@ To quickly get started, see the [template interface](https://github.com/canonica
 |               | [`tls_certificates/v1`](interfaces/tls_certificates/v1/README.md)            |  ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)   |
 | Metadata      | [`k8s-service`](interfaces/k8s-service/v0/README.md)                         |  ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)   |
 | Storage       | [`s3`](interfaces/s3/v0/README.md)                                           |  ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)   |
+|               | [`vault-kv`](interfaces/vault_kv/v0/README.md)                               |  ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)   |
 
 ## Project-internal Interfaces
 
@@ -91,7 +92,7 @@ To quickly get started, see the [template interface](https://github.com/canonica
 |------------|:-------------------------------------------------|:-------------------------------------------------------------------:|
 | Charmed 5G | [`fiveg_nrf`](interfaces/fiveg_nrf/v0/README.md) | ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)  |
 |            | [`fiveg_n2`](interfaces/fiveg_n2/v0/README.md)   | ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)  |
-|          | [`fiveg_n3`](interfaces/fiveg_n3/v0/README.md)     | ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)  |
+|            | [`fiveg_n3`](interfaces/fiveg_n3/v0/README.md)     | ![Status: Draft](https://img.shields.io/badge/Status-Draft-orange)  |
 
 For a more detailed explanation of statuses and how they should be used, see [the legend](https://github.com/canonical/charm-relation-interfaces/blob/main/LEGEND.md).