do not execute OOM tests in cluster case, where they cannot fire
do not execute OOM tests in cluster case, where they cannot fire

nekulin/arangodb,aurelijusb/arangodb,nvoron23/arangodb,aurelijusb/arangodb,aurelijusb/arangodb,nvoron23/arangodb,nekulin/arangodb,aurelijusb/arangodb,nekulin/arangodb,nekulin/arangodb,aurelijusb/arangodb,nekulin/arangodb,nekulin/arangodb,nvoron23/arangodb,nekulin/arangodb,aurelijusb/arangodb,aurelijusb/arangodb,aurelijusb/arangodb,aurelijusb/arangodb,aurelijusb/arangodb,nvoron23/arangodb,nekulin/arangodb,nvoron23/arangodb,nvoron23/arangodb,nekulin/arangodb,nvoron23/arangodb,nvoron23/arangodb,nvoron23/arangodb,nvoron23/arangodb,nekulin/arangodb