feat(deps): 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] <support@github.com>

go.mod

@@ -19,7 +19,7 @@ require (
 	k8s.io/apimachinery v0.31.1
 	k8s.io/client-go v0.31.1
 	k8s.io/utils v0.0.0-20240821151609-f90d01438635
-	sigs.k8s.io/cluster-api v1.8.3
+	sigs.k8s.io/cluster-api v1.8.4
 	sigs.k8s.io/controller-runtime v0.19.0
 )
 

go.sum

@@ -277,8 +277,8 @@ k8s.io/utils v0.0.0-20240821151609-f90d01438635 h1:2wThSvJoW/Ncn9TmQEYXRnevZXi2d
 k8s.io/utils v0.0.0-20240821151609-f90d01438635/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.30.3 h1:2770sDpzrjjsAtVhSeUFseziht227YAWYHLGNM8QPwY=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.30.3/go.mod h1:Ve9uj1L+deCXFrPOk1LpFXqTg7LCFzFso6PA48q/XZw=
-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 v0.19.0 h1:nWVM7aq+Il2ABxwiCizrVDSlmDcshi9llbaFbC0ji/Q=
 sigs.k8s.io/controller-runtime v0.19.0/go.mod h1:iRmWllt8IlaLjvTTDLhRBXIEtkCK6hwVBJJsYS9Ajf4=
 sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo=