gitea: fix kustomize install

.gitea/workflows/release_docker.yaml

@@ -63,7 +63,7 @@ jobs:
     steps:
     - name: Install kustomize
       run: |
-        apt-get update && apt-get install -y curl && curl -s "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh"  | bash
+        curl -L https://github.com/kubernetes-sigs/kustomize/releases/download/kustomize%2Fv5.3.0/kustomize_v5.3.0_linux_amd64.tar.gz -o kustomize.tar.gz && tar -xzf kustomize.tar.gz
     - uses: https://github.com/actions/checkout.git@v4
       with:
         ssh-key: '${{ secrets.VLACH_XYZ_DEPLOY }}'