[sylva-1.4] upgrades Kubernetes/RKE2 1.30.14 to 1.30.14+rke2r2

recent releases of RKE2 KUbernetes 1.30.14:

• 1.30.14+rke2r2 - https://github.com/rancher/rke2/releases/tag/v1.30.14%2Brke2r2
• and (soon) 1.30.14+rke2r3 - rc4 of that released was tagged 2 days ago (https://github.com/rancher/rke2/releases/tag/v1.30.14-rc4%2Brke2r3)

We should include 1.30.14+rke2r3 in an upcoming Sylva 1.4.x patch release.

/cc @sakuchoudhary98