QA: More tests for instance policies in groups
QA: More tests for instance policies in groups

Instance policies are changed and checked for changes.

Signed-off-by: Bernardo Dal Seno <dcdd79c5479cb9d1329ec01d126f02cb045aa103@google.com>
Reviewed-by: Helga Velroyen <2d0126b1ec6f9ec5cbec4a7012aa14faeaef10f5@google.com>

yiannist/ganeti,onponomarev/ganeti,grnet/snf-ganeti,apyrgio/ganeti,grnet/snf-ganeti,dimara/ganeti,ganeti-github-testing/ganeti-test-1,ganeti/ganeti,andir/ganeti,onponomarev/ganeti,apyrgio/ganeti,apyrgio/snf-ganeti,yiannist/ganeti,leshchevds/ganeti,ganeti/ganeti,bitemyapp/ganeti,mbakke/ganeti,bitemyapp/ganeti,andir/ganeti,yiannist/ganeti,dimara/ganeti,andir/ganeti,leshchevds/ganeti,apyrgio/snf-ganeti,mbakke/ganeti,leshchevds/ganeti,mbakke/ganeti,ganeti/ganeti,ganeti-github-testing/ganeti-test-1