[SRU][B][F][PATCH 2/2] KVM: fix restrictions on alsa (max id of card and sample rate for alsa Loopback) Increase id possibility to 256

[Olivier SCHMITT]

BugLink: https://bugs.launchpad.net/ubuntu/+bug/1895833

Increase CONFIG_SND_MAX_CARDS for get more id for alsa cards

[Patch]

In /debian.master/config/config.common.ubuntu
L9069    CONFIG_SND_MAX_CARDS=32
to
L9069    CONFIG_SND_MAX_CARDS=256

In /debian.master/config/annotations
L7728    CONFIG_SND_MAX_CARDS policy<{'amd64': '32', 'arm64': '32', 
'armhf': '32', 'i386': '32', 'ppc64el': '32', }>
to
L7728    CONFIG_SND_MAX_CARDS policy<{'amd64': '256', 'arm64': '256', 
'armhf': '256', 'i386': '256'ppc64el': '256', }>