Indication for support for SVE will not depend on whether we
perform the query on the main kvm_state or the temp vcpu.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220726045828.53697-2-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>