Remove warn log in quota function on API layer
Remove warn log in quota function on API layer

An API layer function in quotas print warn message when in input
is not valid, it's useless since an exception will be raised.

Change-Id: I707416aae29e56ad1c7d2cc55ca8c662bf5547f5

isyippee/nova,iuliat/nova,angdraug/nova,klmitch/nova,adelina-t/nova,bgxavier/nova,CiscoSystems/nova,zaina/nova,alvarolopez/nova,redhat-openstack/nova,sebrandon1/nova,phenoxim/nova,takeshineshiro/nova,silenceli/nova,saleemjaveds/https-github.com-openstack-nova,Stavitsky/nova,rahulunair/nova,ted-gould/nova,felixma/nova,CCI-MOC/nova,hanlind/nova,JioCloud/nova_test_latest,TwinkleChawla/nova,zzicewind/nova,mahak/nova,akash1808/nova_test_latest,cloudbase/nova,raildo/nova,yosshy/nova,nikesh-mahalka/nova,isyippee/nova,mandeepdhami/nova,eonpatapon/nova,klmitch/nova,ruslanloman/nova,hanlind/nova,watonyweng/nova,Juniper/nova,BeyondTheClouds/nova,openstack/nova,rajalokan/nova,alexandrucoman/vbox-nova-driver,CEG-FYP-OpenStack/scheduler,thomasem/nova,virtualopensystems/nova,mgagne/nova,eayunstack/nova,JioCloud/nova_test_latest,mikalstill/nova,CloudServer/nova,jianghuaw/nova,rahulunair/nova,takeshineshiro/nova,fnordahl/nova,orbitfp7/nova,alaski/nova,tealover/nova,shail2810/nova,Tehsmash/nova,LoHChina/nova,scripnichenko/nova,berrange/nova,joker946/nova,JioCloud/nova,angdraug/nova,Yusuke1987/openstack_template,phenoxim/nova,zzicewind/nova,TwinkleChawla/nova,j-carpentier/nova,cyx1231st/nova,kimjaejoong/nova,maelnor/nova,zhimin711/nova,projectcalico/calico-nova,yosshy/nova,yatinkumbhare/openstack-nova,mmnelemane/nova,dims/nova,projectcalico/calico-nova,bigswitch/nova,zaina/nova,gooddata/openstack-nova,edulramirez/nova,akash1808/nova,MountainWei/nova,JianyuWang/nova,CiscoSystems/nova,CCI-MOC/nova,sebrandon1/nova,noironetworks/nova,devendermishrajio/nova_test_latest,affo/nova,yatinkumbhare/openstack-nova,mahak/nova,openstack/nova,gooddata/openstack-nova,rajalokan/nova,thomasem/nova,NeCTAR-RC/nova,badock/nova,viggates/nova,apporc/nova,mikalstill/nova,jeffrey4l/nova,dims/nova,dawnpower/nova,cloudbase/nova,eayunstack/nova,Yusuke1987/openstack_template,tudorvio/nova,akash1808/nova,scripnichenko/nova,jianghuaw/nova,alaski/nova,vmturbo/nova,mikalstill/nova,NeCTAR-RC/nova,bgxavier/nova,saleemjaveds/https-github.com-openstack-nova,Stavitsky/nova,eonpatapon/nova,tanglei528/nova,rahulunair/nova,LoHChina/nova,varunarya10/nova_test_latest,tianweizhang/nova,viggates/nova,devendermishrajio/nova,blueboxgroup/nova,openstack/nova,silenceli/nova,JioCloud/nova,Francis-Liu/animated-broccoli,cernops/nova,alvarolopez/nova,berrange/nova,devendermishrajio/nova_test_latest,raildo/nova,fnordahl/nova,double12gzh/nova,jeffrey4l/nova,cyx1231st/nova,mandeepdhami/nova,watonyweng/nova,vmturbo/nova,felixma/nova,tudorvio/nova,tianweizhang/nova,zhimin711/nova,jianghuaw/nova,iuliat/nova,cloudbase/nova,cernops/nova,orbitfp7/nova,badock/nova,tanglei528/nova,Metaswitch/calico-nova,petrutlucian94/nova,rajalokan/nova,hanlind/nova,rajalokan/nova,gooddata/openstack-nova,affo/nova,jianghuaw/nova,Juniper/nova,cloudbase/nova-virtualbox,dawnpower/nova,Juniper/nova,Tehsmash/nova,redhat-openstack/nova,gooddata/openstack-nova,sebrandon1/nova,mgagne/nova,double12gzh/nova,barnsnake351/nova,belmiromoreira/nova,Juniper/nova,bigswitch/nova,apporc/nova,klmitch/nova,kimjaejoong/nova,cernops/nova,tangfeixiong/nova,CloudServer/nova,ruslanloman/nova,alexandrucoman/vbox-nova-driver,vmturbo/nova,BeyondTheClouds/nova,whitepages/nova,whitepages/nova,tealover/nova,joker946/nova,klmitch/nova,JianyuWang/nova,shail2810/nova,tangfeixiong/nova,nikesh-mahalka/nova,BeyondTheClouds/nova,vladikr/nova_drafts,edulramirez/nova,virtualopensystems/nova,maelnor/nova,cloudbase/nova-virtualbox,Metaswitch/calico-nova,petrutlucian94/nova,vmturbo/nova,noironetworks/nova,devendermishrajio/nova,MountainWei/nova,varunarya10/nova_test_latest,blueboxgroup/nova,Francis-Liu/animated-broccoli,mmnelemane/nova,akash1808/nova_test_latest,vladikr/nova_drafts,ted-gould/nova,adelina-t/nova,barnsnake351/nova,mahak/nova,j-carpentier/nova,CEG-FYP-OpenStack/scheduler,belmiromoreira/nova