Fix detection of SLE11 SP3 Update channels (bsc#938478)
Fix detection of SLE11 SP3 Update channels (bsc#938478)

maintenance team just switched to a different tag, which breaks
the existing check. Adjust.

SUSE-Cloud/crowbar,aspiers/crowbar,aspiers/crowbar,mmnelemane/crowbar,toabctl/crowbar,nkrinner/crowbar,SUSE-Cloud/crowbar,tserong/crowbar,nkrinner/crowbar,vwallfahrer/crowbar,aplanas/crowbar,toabctl/crowbar,rsalevsky/crowbar,dirkmueller/crowbar,tserong/crowbar,dirkmueller/crowbar,rsalevsky/crowbar,crowbar/crowbar,aplanas/crowbar,vwallfahrer/crowbar,mmnelemane/crowbar,crowbar/crowbar