Fix "kvm: Increase default VM parameters to match nowadays requirement"

There was missing change in the default value to calculate default maximum
amount of parameters.

This fixes commit 2e6ccd02.

software/kvm/buildout.hash.cfg

@@ -23,7 +23,7 @@ md5sum = f902dd10cb052ac262a4a96b9362b3a3
 
 [template-kvm-cluster]
 filename = instance-kvm-cluster.cfg.jinja2.in
-md5sum = dfc7afa680a8900f6129196c28fe067c
+md5sum = 67901b7a97b324aa36851d8e8b43cad6
 
 [template-kvm-resilient]
 filename = instance-kvm-resilient.cfg.jinja2

software/kvm/instance-kvm-cluster.cfg.jinja2.in

@@ -85,7 +85,7 @@ config-disk-size = {{ dumps(kvm_parameter_dict.get('disk-size', 40)) }}
 config-disk-type = {{ dumps(kvm_parameter_dict.get('disk-type', 'virtio')) }}
 config-disk-format = {{ dumps(kvm_parameter_dict.get('disk-format', 'qcow2')) }}
 config-cpu-count = {{ dumps(kvm_parameter_dict.get('cpu-count', 2)) }}
-config-cpu-max-count = {{ dumps(kvm_parameter_dict.get('cpu-max-count', int(kvm_parameter_dict.get('cpu-count', 1)) + 1)) }}
+config-cpu-max-count = {{ dumps(kvm_parameter_dict.get('cpu-max-count', int(kvm_parameter_dict.get('cpu-count', 2)) + 1)) }}
 config-network-adapter = {{ dumps(kvm_parameter_dict.get('network-adapter', 'virtio-net-pci')) }}
 {{ setconfig('numa', kvm_parameter_dict.get('numa', '')) }}
 {{ setconfig('machine-options', kvm_parameter_dict.get('machine-options', '')) }}