docs: dont use redundant anchors, keep links updated

Signed-off-by: Logan Blyth <[email protected]>

Author: mrbojangles3

docs/install-upgrade/config.md

@@ -25,7 +25,7 @@ Or import existing `fab.yaml` and wiring files:
 
 After the above workflow a user will have a .img file suitable for installing the control node, then bringing up the switches which comprise the fabric.
 
-## Complete Fab.yaml Example File <a name="example-file"></a>
+## Complete Example File
 
 ``` { .yaml .annotate title="fab.yaml" linenums="1"} 
 apiVersion: fabricator.githedgehog.com/v1beta1
@@ -114,7 +114,8 @@ In order to avoid conflicts, do not use the following usernames: `operator`,`hha
 
 ### NTP and DHCP
 The control node uses public NTP servers from Cloudflare and Google by default.
-The control node runs a DHCP server on the management network. See the [example file](#example-file).
+The control node runs a DHCP server on the management network. See the [example
+file](#complete-example-file).
 
 ### Control Node
 The control node is the host that manages all the switches, runs k3s, and serves images.