chore(docs): add version updates and vscode extensions doc path (coder#14542)

* docs fixups for 2.15

* release-calendar

Author: stirby

docs/install/kubernetes.md

@@ -134,7 +134,7 @@ locally in order to log in and manage templates.
    helm install coder coder-v2/coder \
        --namespace coder \
        --values values.yaml \
-       --version 2.14.2
+       --version 2.15.0
    ```
 
    For the **stable** Coder release:
@@ -145,7 +145,7 @@ locally in order to log in and manage templates.
    helm install coder coder-v2/coder \
        --namespace coder \
        --values values.yaml \
-       --version 2.13.5
+       --version 2.14.2
    ```
 
    You can watch Coder start up by running `kubectl get pods -n coder`. Once

docs/install/releases.md

@@ -49,14 +49,14 @@ pages.
 
 | Release name | Release Date       | Status           |
 | ------------ | ------------------ | ---------------- |
-| 2.8.x        | February 06, 2024  | Not Supported    |
 | 2.9.x        | March 07, 2024     | Not Supported    |
 | 2.10.x       | April 03, 2024     | Not Supported    |
 | 2.11.x       | May 07, 2024       | Not Supported    |
-| 2.12.x       | June 04, 2024      | Security Support |
-| 2.13.x       | July 02, 2024      | Stable           |
-| 2.14.x       | August 06, 2024    | Mainline         |
-| 2.15.x       | September 03, 2024 | Not Released     |
+| 2.12.x       | June 04, 2024      | Not Supported    |
+| 2.13.x       | July 02, 2024      | Security Support |
+| 2.14.x       | August 06, 2024    | Stable           |
+| 2.15.x       | September 03, 2024 | Mainline         |
+| 2.16.x       | October 01, 2024   | Not Released     |
 
 > **Tip**: We publish a
 > [`preview`](https://github.com/coder/coder/pkgs/container/coder-preview) image

docs/manifest.json

@@ -328,6 +328,11 @@
 					"title": "Remote Desktops",
 					"description": "Learn how to use Remote Desktops with Coder",
 					"path": "./ides/remote-desktops.md"
+				},
+				{
+					"title": "VSCode Extensions",
+					"description": "Learn how to use extensions in VSCode with Coder",
+					"path": "./ides/vscode-extensions.md"
 				}
 			]
 		},