doc: Add note about IP retrieval in 'README.md' (#694)

* doc: Add note about IP retrieval in 'README.md'

* Update README.md

Co-authored-by: Mihaela Mihalescu <mihaela-violeta.mihalescu1@ionos.com>

---------

Co-authored-by: Mihaela Mihalescu <mihaela-violeta.mihalescu1@ionos.com>

CHANGELOG.md

@@ -1,4 +1,8 @@
-## 6.5.8 - upcoming release
+## 6.5.9 - upcoming release
+### Documentation
+  - Add `FAQ` section in `README.md`, add information about IP retrieval for `NIC`s
+
+## 6.5.8
 ### Refactor
   - Remove `image_alias` sets from `ionoscloud_volume` data source and resource
 ### Documentation

README.md

@@ -241,3 +241,8 @@ now you can see the response body incl. api error message:
   ## Migrating from the ProfitBricks provider
 
   Please see the [Documentation](docs/index.md#migrating-from-the-profitbricks-provider) on how to migrate from the ProfitBricks provider.
+
+  ## Frequently Asked Questions
+
+  ### How can I find out the IP for the added NIC on a K8s nodepool?
+  Please check out this [module](https://github.com/ionos-cloud/terraform-ionoscloud-kube-lan-ip).