hardware: fix in doctstring the memory unit used
hardware: fix in doctstring the memory unit used

The unit used to handle memory is MiB not KiB

Change-Id: I49de12d0011cff8e4465759d17b502a821bb9740

felixma/nova,double12gzh/nova,gooddata/openstack-nova,yatinkumbhare/openstack-nova,affo/nova,mahak/nova,CEG-FYP-OpenStack/scheduler,watonyweng/nova,mikalstill/nova,akash1808/nova_test_latest,cloudbase/nova,Juniper/nova,phenoxim/nova,affo/nova,ruslanloman/nova,shail2810/nova,projectcalico/calico-nova,CloudServer/nova,silenceli/nova,rajalokan/nova,iuliat/nova,jeffrey4l/nova,cernops/nova,whitepages/nova,j-carpentier/nova,yatinkumbhare/openstack-nova,cloudbase/nova-virtualbox,mmnelemane/nova,zhimin711/nova,blueboxgroup/nova,openstack/nova,devendermishrajio/nova_test_latest,Tehsmash/nova,BeyondTheClouds/nova,projectcalico/calico-nova,akash1808/nova_test_latest,openstack/nova,JianyuWang/nova,CloudServer/nova,rajalokan/nova,orbitfp7/nova,scripnichenko/nova,Juniper/nova,orbitfp7/nova,CCI-MOC/nova,alaski/nova,kimjaejoong/nova,rahulunair/nova,Metaswitch/calico-nova,apporc/nova,sebrandon1/nova,barnsnake351/nova,gooddata/openstack-nova,ruslanloman/nova,vmturbo/nova,petrutlucian94/nova,hanlind/nova,thomasem/nova,double12gzh/nova,eonpatapon/nova,varunarya10/nova_test_latest,JianyuWang/nova,vmturbo/nova,fnordahl/nova,kimjaejoong/nova,dawnpower/nova,JioCloud/nova_test_latest,zaina/nova,jianghuaw/nova,iuliat/nova,rajalokan/nova,edulramirez/nova,TwinkleChawla/nova,tealover/nova,mahak/nova,adelina-t/nova,tudorvio/nova,mandeepdhami/nova,jianghuaw/nova,bgxavier/nova,cyx1231st/nova,mgagne/nova,Juniper/nova,bigswitch/nova,edulramirez/nova,openstack/nova,jianghuaw/nova,LoHChina/nova,barnsnake351/nova,Stavitsky/nova,nikesh-mahalka/nova,zzicewind/nova,gooddata/openstack-nova,cyx1231st/nova,sebrandon1/nova,alaski/nova,cernops/nova,MountainWei/nova,JioCloud/nova,mahak/nova,rahulunair/nova,Stavitsky/nova,CCI-MOC/nova,blueboxgroup/nova,LoHChina/nova,isyippee/nova,JioCloud/nova_test_latest,devendermishrajio/nova,devendermishrajio/nova_test_latest,Metaswitch/calico-nova,rajalokan/nova,Yusuke1987/openstack_template,sebrandon1/nova,ted-gould/nova,devendermishrajio/nova,cloudbase/nova,cloudbase/nova-virtualbox,BeyondTheClouds/nova,vmturbo/nova,noironetworks/nova,shail2810/nova,bigswitch/nova,klmitch/nova,tangfeixiong/nova,alexandrucoman/vbox-nova-driver,raildo/nova,alexandrucoman/vbox-nova-driver,ted-gould/nova,zzicewind/nova,vmturbo/nova,joker946/nova,NeCTAR-RC/nova,akash1808/nova,NeCTAR-RC/nova,gooddata/openstack-nova,dims/nova,petrutlucian94/nova,adelina-t/nova,mikalstill/nova,noironetworks/nova,alvarolopez/nova,Francis-Liu/animated-broccoli,varunarya10/nova_test_latest,takeshineshiro/nova,tudorvio/nova,mikalstill/nova,cloudbase/nova,scripnichenko/nova,Yusuke1987/openstack_template,tangfeixiong/nova,mgagne/nova,apporc/nova,Tehsmash/nova,joker946/nova,klmitch/nova,jianghuaw/nova,belmiromoreira/nova,akash1808/nova,zaina/nova,klmitch/nova,eonpatapon/nova,klmitch/nova,rahulunair/nova,isyippee/nova,whitepages/nova,CEG-FYP-OpenStack/scheduler,zhimin711/nova,Juniper/nova,j-carpentier/nova,cernops/nova,takeshineshiro/nova,felixma/nova,MountainWei/nova,alvarolopez/nova,dawnpower/nova,phenoxim/nova,raildo/nova,dims/nova,watonyweng/nova,yosshy/nova,fnordahl/nova,silenceli/nova,yosshy/nova,BeyondTheClouds/nova,jeffrey4l/nova,bgxavier/nova,hanlind/nova,TwinkleChawla/nova,JioCloud/nova,Francis-Liu/animated-broccoli,thomasem/nova,mandeepdhami/nova,tealover/nova,belmiromoreira/nova,hanlind/nova,nikesh-mahalka/nova,mmnelemane/nova