fix failing directory sync for windows, by not executing it
fix failing directory sync for windows, by not executing it

Simran-B/arangodb,Simran-B/arangodb,graetzer/arangodb,Simran-B/arangodb,wiltonlazary/arangodb,Simran-B/arangodb,graetzer/arangodb,arangodb/arangodb,wiltonlazary/arangodb,graetzer/arangodb,fceller/arangodb,arangodb/arangodb,wiltonlazary/arangodb,Simran-B/arangodb,arangodb/arangodb,fceller/arangodb,wiltonlazary/arangodb,fceller/arangodb,fceller/arangodb,graetzer/arangodb,fceller/arangodb,Simran-B/arangodb,Simran-B/arangodb,graetzer/arangodb,wiltonlazary/arangodb,arangodb/arangodb,Simran-B/arangodb,graetzer/arangodb,wiltonlazary/arangodb,graetzer/arangodb,Simran-B/arangodb,fceller/arangodb,graetzer/arangodb,arangodb/arangodb,graetzer/arangodb,arangodb/arangodb,graetzer/arangodb,fceller/arangodb,wiltonlazary/arangodb,fceller/arangodb,fceller/arangodb,graetzer/arangodb,arangodb/arangodb,graetzer/arangodb,arangodb/arangodb,graetzer/arangodb,wiltonlazary/arangodb,graetzer/arangodb,fceller/arangodb,Simran-B/arangodb