Increased m1.micro to 512 MB RAM
Increased m1.micro to 512 MB RAM

Signed-off-by: Remus Buzatu <442ca000fc34b0239b9e438dbc108749457853bd@gmail.com>

cloudbase/neutron-ci,rbuzatu90/neutron-ci,rbuzatu90/neutron-ci,cloudbase/neutron-ci