🌱 Bump sigs.k8s.io/cluster-api from 1.8.3 to 1.8.4

Bumps [sigs.k8s.io/cluster-api](https://github.com/kubernetes-sigs/cluster-api) from 1.8.3 to 1.8.4.
- [Release notes](https://github.com/kubernetes-sigs/cluster-api/releases)
- [Commits](kubernetes-sigs/cluster-api@v1.8.3...v1.8.4)

---
updated-dependencies:
- dependency-name: sigs.k8s.io/cluster-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -18,7 +18,7 @@ require (
 	k8s.io/component-base v0.30.5
 	k8s.io/klog/v2 v2.120.1
 	k8s.io/utils v0.0.0-20231127182322-b307cd553661
-	sigs.k8s.io/cluster-api v1.8.3
+	sigs.k8s.io/cluster-api v1.8.4
 	sigs.k8s.io/controller-runtime v0.18.5
 
 )

go.sum

@@ -338,8 +338,8 @@ k8s.io/utils v0.0.0-20231127182322-b307cd553661 h1:FepOBzJ0GXm8t0su67ln2wAZjbQ6R
 k8s.io/utils v0.0.0-20231127182322-b307cd553661/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.30.0 h1:Tc9rS7JJoZ9sl3OpL4842oIk6lH7gWBb0JOmJ0ute7M=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.30.0/go.mod h1:1ewhL9l1gkPcU/IU/6rFYfikf+7Y5imWv7ARVbBOzNs=
-sigs.k8s.io/cluster-api v1.8.3 h1:N6i25rF5QMadwVg2UPfuO6CzmNXjqnF2r1MAO+kcsro=
-sigs.k8s.io/cluster-api v1.8.3/go.mod h1:pXv5LqLxuIbhGIXykyNKiJh+KrLweSBajVHHitPLyoY=
+sigs.k8s.io/cluster-api v1.8.4 h1:jBKQH1H/HUdUFk8T6qDzIxZJfWw1F5ZP0ZpYQJDmTHs=
+sigs.k8s.io/cluster-api v1.8.4/go.mod h1:pXv5LqLxuIbhGIXykyNKiJh+KrLweSBajVHHitPLyoY=
 sigs.k8s.io/controller-runtime v0.18.5 h1:nTHio/W+Q4aBlQMgbnC5hZb4IjIidyrizMai9P6n4Rk=
 sigs.k8s.io/controller-runtime v0.18.5/go.mod h1:TVoGrfdpbA9VRFaRnKgk9P5/atA0pMwq+f+msb9M8Sg=
 sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo=