Remove dead link to machine-pools.md

Author: mboersma

docs/book/src/tasks/experimental-features/experimental-features.md

@@ -73,12 +73,6 @@ kubectl describe -n capi-system deployment.apps/capi-controller-manager
 
 Following controller manager deployments have to be edited in order to enable/disable their respective experimental features:
 
-* [MachinePools](./machine-pools.md):
-  * [CAPI](https://cluster-api.sigs.k8s.io/reference/glossary.html?highlight=Gloss#capi).
-  * [CABPK](https://cluster-api.sigs.k8s.io/reference/glossary.html?highlight=Gloss#cabpk).
-  * [CAPD](https://cluster-api.sigs.k8s.io/reference/glossary.html?highlight=Providers#capd).
-  * Other [Infrastructure Providers](https://cluster-api.sigs.k8s.io/reference/glossary.html?highlight=Providers#infrastructure-provider)
-    might also require this. Please consult the docs of the concrete [Infrastructure Provider](https://cluster-api.sigs.k8s.io/reference/providers#infrastructure).
 * [ClusterResourceSet](./cluster-resource-set.md):
   * [CAPI](https://cluster-api.sigs.k8s.io/reference/glossary.html?highlight=Gloss#capi).
 * [ClusterClass](./cluster-class/index.md):