docs: update link to router configuration file in helm chart (#3064)

Updates the anchor link to the YAML configuration file for the router in
the helm chart as it has changed.

Author: stephledev

helm/chart/router/README.md

@@ -75,7 +75,7 @@ helm show values oci://ghcr.io/apollographql/helm-charts/router
 | probes.readiness | object | `{"initialDelaySeconds":0}` | Configure readiness probe |
 | replicaCount | int | `1` |  |
 | resources | object | `{}` |  |
-| router | object | `{"args":["--hot-reload"],"configuration":{"health_check":{"listen":"0.0.0.0:8088"},"supergraph":{"listen":"0.0.0.0:80"},"telemetry":{"metrics":{"prometheus":{"enabled":false,"listen":"0.0.0.0:9090","path":"/metrics"}}}}}` | See https://www.apollographql.com/docs/router/configuration/overview#configuration-file for yaml structure |
+| router | object | `{"args":["--hot-reload"],"configuration":{"health_check":{"listen":"0.0.0.0:8088"},"supergraph":{"listen":"0.0.0.0:80"},"telemetry":{"metrics":{"prometheus":{"enabled":false,"listen":"0.0.0.0:9090","path":"/metrics"}}}}}` | See https://www.apollographql.com/docs/router/configuration/overview/#yaml-config-file for yaml structure |
 | securityContext | object | `{}` |  |
 | service.annotations | object | `{}` |  |
 | service.port | int | `80` |  |

helm/chart/router/values.yaml

@@ -4,7 +4,7 @@
 
 replicaCount: 1
 
-# -- See https://www.apollographql.com/docs/router/configuration/overview#configuration-file for yaml structure
+# -- See https://www.apollographql.com/docs/router/configuration/overview/#yaml-config-file for yaml structure
 router:
   configuration:
     supergraph: