update URL; add links

Author: Katie Horne

admin/satellites/geo-dns.md renamed to admin/satellites/geodns.md

@@ -29,13 +29,15 @@ description: "Released on 02/16/2022"
   from the Coder CLI using `coder tokens get-oidc-access-token`.
 - api: added `autostart_at` field to the information returned about users.
 - infra: updated code-server to 4.0.2.
-- infra: added support for a single access URL to be used for both primary and
-  satellite deployments using GeoDNS.
+- infra: added [support for a single access URL](../admin/satellites/geodns.md)
+  to be used for both primary and satellite deployments using GeoDNS.
 - infra: updated Coder to pass `X-Forwarded-For` headers to dev URL connections.
 - infra: add client TLS support for Coder, which is used for connections to
-  registries and Git providers
+  registries and Git providers.
 - infra: added a `labels` field to all logged entries for AWS EKS.
-- infra: added support for TUN devices to CVM-enabled workspaces.
+- infra: added
+  [support for TUN devices](../admin/workspace-management/tun-device.md) to
+  CVM-enabled workspaces.
 
 ### Bug fixes 🐛
 

changelog/1.28.0.md

@@ -264,7 +264,7 @@
               "path": "./admin/satellites/migration.md"
             },
             {
-              "path": "./admin/satellites/geo-dns.md"
+              "path": "./admin/satellites/geodns.md"
             }
           ]
         },