ensure that ram is >= 1 in random flavor creation
ensure that ram is >= 1 in random flavor creation

The random number generator would allow a flavor with ram = 0, which
is invalid, and would cause a test breakage. Always make ram >= 1.

Change-Id: Id7af7d80642e988539b94035951ce7fb5b8c43ad

rajalokan/nova,takeshineshiro/nova,cloudbase/nova-virtualbox,TwinkleChawla/nova,akash1808/nova,CEG-FYP-OpenStack/scheduler,phenoxim/nova,rajalokan/nova,JianyuWang/nova,NeCTAR-RC/nova,edulramirez/nova,sebrandon1/nova,JioCloud/nova,bgxavier/nova,thomasem/nova,yatinkumbhare/openstack-nova,alvarolopez/nova,tangfeixiong/nova,whitepages/nova,rajalokan/nova,scripnichenko/nova,petrutlucian94/nova,jeffrey4l/nova,alaski/nova,sebrandon1/nova,fnordahl/nova,vmturbo/nova,shail2810/nova,barnsnake351/nova,tudorvio/nova,LoHChina/nova,fnordahl/nova,mahak/nova,watonyweng/nova,cernops/nova,hanlind/nova,mahak/nova,j-carpentier/nova,shail2810/nova,CEG-FYP-OpenStack/scheduler,Juniper/nova,CloudServer/nova,rajalokan/nova,hanlind/nova,tealover/nova,Stavitsky/nova,blueboxgroup/nova,double12gzh/nova,isyippee/nova,double12gzh/nova,devendermishrajio/nova,yatinkumbhare/openstack-nova,edulramirez/nova,mmnelemane/nova,MountainWei/nova,thomasem/nova,alvarolopez/nova,dawnpower/nova,zhimin711/nova,mandeepdhami/nova,devendermishrajio/nova_test_latest,noironetworks/nova,JioCloud/nova_test_latest,gooddata/openstack-nova,Juniper/nova,Francis-Liu/animated-broccoli,mmnelemane/nova,adelina-t/nova,varunarya10/nova_test_latest,cloudbase/nova,mahak/nova,phenoxim/nova,Yusuke1987/openstack_template,sebrandon1/nova,felixma/nova,Juniper/nova,ruslanloman/nova,ted-gould/nova,belmiromoreira/nova,yosshy/nova,JioCloud/nova,Francis-Liu/animated-broccoli,Tehsmash/nova,jianghuaw/nova,cyx1231st/nova,NeCTAR-RC/nova,jianghuaw/nova,eonpatapon/nova,hanlind/nova,tangfeixiong/nova,alexandrucoman/vbox-nova-driver,zaina/nova,JioCloud/nova_test_latest,nikesh-mahalka/nova,apporc/nova,takeshineshiro/nova,devendermishrajio/nova_test_latest,yosshy/nova,kimjaejoong/nova,apporc/nova,akash1808/nova_test_latest,openstack/nova,raildo/nova,devendermishrajio/nova,openstack/nova,tealover/nova,Juniper/nova,felixma/nova,akash1808/nova_test_latest,rahulunair/nova,varunarya10/nova_test_latest,Yusuke1987/openstack_template,CCI-MOC/nova,bgxavier/nova,gooddata/openstack-nova,alaski/nova,gooddata/openstack-nova,zaina/nova,Stavitsky/nova,CCI-MOC/nova,tudorvio/nova,Tehsmash/nova,mikalstill/nova,cyx1231st/nova,klmitch/nova,dims/nova,BeyondTheClouds/nova,JianyuWang/nova,TwinkleChawla/nova,mikalstill/nova,jianghuaw/nova,iuliat/nova,cloudbase/nova-virtualbox,rahulunair/nova,cloudbase/nova,vmturbo/nova,ruslanloman/nova,joker946/nova,raildo/nova,bigswitch/nova,jeffrey4l/nova,akash1808/nova,LoHChina/nova,zzicewind/nova,eonpatapon/nova,zzicewind/nova,rahulunair/nova,iuliat/nova,cloudbase/nova,klmitch/nova,bigswitch/nova,joker946/nova,cernops/nova,openstack/nova,adelina-t/nova,barnsnake351/nova,ted-gould/nova,j-carpentier/nova,BeyondTheClouds/nova,cernops/nova,alexandrucoman/vbox-nova-driver,vmturbo/nova,mandeepdhami/nova,blueboxgroup/nova,mikalstill/nova,MountainWei/nova,whitepages/nova,gooddata/openstack-nova,kimjaejoong/nova,jianghuaw/nova,BeyondTheClouds/nova,petrutlucian94/nova,vmturbo/nova,watonyweng/nova,isyippee/nova,klmitch/nova,CloudServer/nova,scripnichenko/nova,zhimin711/nova,noironetworks/nova,klmitch/nova,dims/nova,belmiromoreira/nova,nikesh-mahalka/nova,dawnpower/nova