update Kubernetes to v1.30.4 (#6574)

Signed-off-by: Brooks Newberry <[email protected]>

Dockerfile

@@ -117,7 +117,7 @@ RUN rm -vf /charts/*.sh /charts/*.md /charts/chart_versions.yaml
 # This image includes any host level programs that we might need. All binaries
 # must be placed in bin/ of the file image and subdirectories of bin/ will be flattened during installation.
 # This means bin/foo/bar will become bin/bar when rke2 installs this to the host
-FROM rancher/hardened-kubernetes:v1.30.3-rke2r1-build20240717 AS kubernetes
+FROM rancher/hardened-kubernetes:v1.30.4-rke2r1-build20240815 AS kubernetes
 FROM rancher/hardened-containerd:v1.7.20-k3s1-build20240812 AS containerd
 FROM rancher/hardened-crictl:v1.30.1-build20240812 AS crictl
 FROM rancher/hardened-runc:v1.1.12-build20240812 AS runc

scripts/version.sh

@@ -32,8 +32,8 @@ REVISION=$(git rev-parse HEAD)$(if ! git diff --no-ext-diff --quiet --exit-code;
 PLATFORM=${GOOS}-${GOARCH}
 RELEASE=${PROG}.${PLATFORM}
 # hardcode versions unless set specifically
-KUBERNETES_VERSION=${KUBERNETES_VERSION:-v1.30.3}
-KUBERNETES_IMAGE_TAG=${KUBERNETES_IMAGE_TAG:-v1.30.3-rke2r1-build20240717}
+KUBERNETES_VERSION=${KUBERNETES_VERSION:-v1.30.4}
+KUBERNETES_IMAGE_TAG=${KUBERNETES_IMAGE_TAG:-v1.30.4-rke2r1-build20240815}
 ETCD_VERSION=${ETCD_VERSION:-v3.5.13-k3s1}
 PAUSE_VERSION=${PAUSE_VERSION:-3.6}
 CCM_VERSION=${CCM_VERSION:-v1.29.3-build20240515}