Broken link in developer documentation

[rvanderp3]

/kind bug

What steps did you take and what happened:

Visit the [Cluster API documentation on E2E][cluster_api_e2e] for information on how to develop and run e2e tests. 

[cluster_api_e2e]: https://cluster-api.sigs.k8s.io/developer/e2e.html

in docs/book/src/development/e2e.md refers to a broken link.

What did you expect to happen:
Link should open e2e developer documentation

Anything else you would like to add:
N/A

Environment:
N/A

[k8s-ci-robot]

This issue is currently awaiting triage.

If CAPA/CAPI contributors determines this is a relevant issue, they will accept it by applying the triage/accepted label and provide further guidance.

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[rvanderp3]

/kind documentation

[rvanderp3]

/assign @rvanderp3