increasing difference for modifcation time tests
increasing difference for modifcation time tests

one second is sometimes not enough when using a slow storage connection,
three seconds is working better (at least when testing against S3)

cernbox/core,lrytz/core,sharidas/core,pixelipo/server,andreas-p/nextcloud-server,pmattern/server,pmattern/server,lrytz/core,Ardinis/server,whitekiba/server,nextcloud/server,IljaN/core,Ardinis/server,andreas-p/nextcloud-server,xx621998xx/server,cernbox/core,cernbox/core,bluelml/core,xx621998xx/server,pixelipo/server,endsguy/server,endsguy/server,michaelletzgus/nextcloud-server,nextcloud/server,michaelletzgus/nextcloud-server,pmattern/server,owncloud/core,pmattern/server,owncloud/core,nextcloud/server,pollopolea/core,IljaN/core,Ardinis/server,phil-davis/core,jbicha/server,whitekiba/server,cernbox/core,IljaN/core,endsguy/server,sharidas/core,cernbox/core,xx621998xx/server,owncloud/core,pollopolea/core,pixelipo/server,sharidas/core,sharidas/core,pollopolea/core,Ardinis/server,lrytz/core,endsguy/server,IljaN/core,xx621998xx/server,andreas-p/nextcloud-server,jbicha/server,bluelml/core,lrytz/core,pixelipo/server,owncloud/core,nextcloud/server,pixelipo/server,whitekiba/server,whitekiba/server,andreas-p/nextcloud-server,whitekiba/server,endsguy/server,bluelml/core,IljaN/core,pollopolea/core,sharidas/core,michaelletzgus/nextcloud-server,pollopolea/core,xx621998xx/server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,jbicha/server,owncloud/core,bluelml/core,Ardinis/server,lrytz/core,bluelml/core,pmattern/server,jbicha/server,jbicha/server