ci: reenable link checker & fix broken links (#15489)

Follow-up on #15484.

docs/user-guides/workspace-access/vscode.md

@@ -16,7 +16,7 @@ extension, authenticates with Coder, and connects to the workspace.
 ![Demo](https://github.com/coder/vscode-coder/raw/main/demo.gif?raw=true)
 
 > The `VS Code Desktop` button can be hidden by enabling
-> [Browser-only connections](../../admin/networking/index.md#browser-only-connections-enterprise).
+> [Browser-only connections](../../admin/networking/index.md#browser-only-connections-enterprise-premium).
 
 ### Manual Installation
 

docs/user-guides/workspace-access/web-ides.md

@@ -76,6 +76,6 @@ guide.
 ## SSH Fallback
 
 If you prefer to run web IDEs in localhost, you can port forward using
-[SSH](../index.md#ssh) or the Coder CLI `port-forward` sub-command. Some web
-IDEs may not support URL base path adjustment so port forwarding is the only
+[SSH](./index.md#ssh) or the Coder CLI `port-forward` sub-command. Some web IDEs
+may not support URL base path adjustment so port forwarding is the only
 approach.

docs/user-guides/workspace-management.md

@@ -112,7 +112,8 @@ To set a workspace's schedule, go to the workspace, then **Settings** >
 ![Scheduling UI](../images/schedule.png)
 
 Coder might also stop a workspace automatically if there is a
-[template update](../admin/templates/index.md#Start/stop) available.
+[template update](../admin/templates/managing-templates/index.md#updating-templates)
+available.
 
 Learn more about [workspace lifecycle](./workspace-lifecycle.md) and our
 [scheduling features](./workspace-scheduling.md).