ubuntu template: fix installation when LANG=C
ubuntu template: fix installation when LANG=C

The ubuntu template will silently fail (because it is set -e) on
the locale-gen command when LANG=C

Signed-off-by: Dwight Engen <1793d65cf7b9eefb2bb8f5bee9a4b8ba782c26da@oracle.com>
Acked-by: Serge E. Hallyn <3df611b026e4639bee8aef7a4beb2e39fcebb313@ubuntu.com>

armcc/lxc,ss1h2a3tw/lxc,glensc/lxc,ioops/lxc,ojkastl/lxc_Patches,raspberrypython/lxc,GreatFruitOmsk/lxc,aeris/lxc,raspberrypython/lxc,federicobriata/lxc,bmoar/lxc,DarknessBeforeDawn/lxc,tych0/lxc,rldleblanc/lxc,cjwatson/lxc,hkjolhede/lxc,major/lxc,abstrakraft/lxc-android-lxc,rowhit/lxc,christiaan/lxc,rldleblanc/lxc,ksperis/lxc,efiop/lxc,ss1h2a3tw/lxc,weizhenwei/lxc,rowhit/lxc,ioops/lxc,ojkastl/lxc_Patches,hallyn/lxc,Pelagicore/lxc,lazy404/lxc,Distrotech/lxc,abstrakraft/lxc-android-lxc,GreatFruitOmsk/lxc,Pelagicore/lxc,JohnPeacockMessageSystems/lxc,federicobriata/lxc,regit/lxc,akshaykarle/lxc,major/lxc,JohnPeacockMessageSystems/lxc,lisongmin/lxc,Ponce/lxc,bmoar/lxc,szaszg/lxc,thmo/lxc,aeris/lxc,hkjolhede/lxc,GreatFruitOmsk/lxc,hfuCN/lxc,rldleblanc/lxc,ioops/lxc,lisongmin/lxc,weizhenwei/lxc,armcc/lxc,jirislaby/lxc,smoser/lxc,major/lxc,ss1h2a3tw/lxc,abstrakraft/lxc-android-lxc,ecarrara/lxc,lazy404/lxc,virajs/lxc,bostjan/lxc,codebauss/lxc,LynxChaus/lxc,hfuCN/lxc,LynxChaus/lxc,efiop/lxc,ksperis/lxc,cjwatson/lxc,sapun/lxc,weizhenwei/lxc,lisongmin/lxc,yubo/lxc,QingweiPeterLan/cs188-lxc,ysbnim/lxc,ysbnim/lxc,codebauss/lxc,thmo/lxc,smoser/lxc,virajs/lxc,szaszg/lxc,abstrakraft/lxc-android-lxc,federicobriata/lxc,Pelagicore/lxc,aeris/lxc,yubo/lxc,QingweiPeterLan/cs188-lxc,DarknessBeforeDawn/lxc,fwilson42/lxc,DarknessBeforeDawn/lxc,ojkastl/lxc_Patches,jirislaby/lxc,bostjan/lxc,tych0/lxc,thmo/lxc,Ponce/lxc,smoser/lxc,glensc/lxc,szaszg/lxc,Ponce/lxc,fwilson42/lxc,virajs/lxc,akshaykarle/lxc,raspberrypython/lxc,ksperis/lxc,ysbnim/lxc,LynxChaus/lxc,regit/lxc,christiaan/lxc,hkjolhede/lxc,lazy404/lxc,ecarrara/lxc,hallyn/lxc,regit/lxc,caglar10ur/lxc,bmoar/lxc,Distrotech/lxc,sapun/lxc,JohnPeacockMessageSystems/lxc,terceiro/lxc,christiaan/lxc,smoser/lxc,armcc/lxc,QingweiPeterLan/cs188-lxc,yubo/lxc,hallyn/lxc,tych0/lxc,glensc/lxc,caglar10ur/lxc,akshaykarle/lxc,codebauss/lxc,cjwatson/lxc,Distrotech/lxc,efiop/lxc,terceiro/lxc,hfuCN/lxc,ojkastl/lxc_Patches,bostjan/lxc,ecarrara/lxc,jirislaby/lxc,caglar10ur/lxc,fwilson42/lxc,terceiro/lxc,rowhit/lxc,sapun/lxc