buildx failed with: ERROR: failed to solve: process "/bin/sh -c curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/v${KUBECTL_VERSION}/bin/${OS}/${ARCH}/kubectl && chmod +x kubectl && mv kubectl /usr/local/bin/ && curl -Lo kind
https://github.com/kubernetes-sigs/kind/releases/download/v${KIND_VERSION}/kind-${OS}-${ARCH} && chmod +x kind && mv kind /usr/local/bin/ &&" did not complete successfully: exit code: 2