[core] stop statistic aging if no data sources present
[core] stop statistic aging if no data sources present

condor-the-bird/tarantool,dkorolev/tarantool,Sannis/tarantool,guard163/tarantool,vasilenkomike/tarantool,ocelot-inc/tarantool,nvoron23/tarantool,dkorolev/tarantool,KlonD90/tarantool,mejedi/tarantool,dkorolev/tarantool,mejedi/tarantool,mejedi/tarantool,rtsisyk/tarantool,guard163/tarantool,ocelot-inc/tarantool,nvoron23/tarantool,ocelot-inc/tarantool,guard163/tarantool,Sannis/tarantool,ocelot-inc/tarantool,KlonD90/tarantool,vasilenkomike/tarantool,vasilenkomike/tarantool,condor-the-bird/tarantool,rtsisyk/tarantool,nvoron23/tarantool,KlonD90/tarantool,condor-the-bird/tarantool,guard163/tarantool,Sannis/tarantool,mejedi/tarantool,rtsisyk/tarantool,guard163/tarantool,condor-the-bird/tarantool,condor-the-bird/tarantool,nvoron23/tarantool,vasilenkomike/tarantool,dkorolev/tarantool,KlonD90/tarantool,Sannis/tarantool,nvoron23/tarantool,vasilenkomike/tarantool,rtsisyk/tarantool,nvoron23/tarantool,Sannis/tarantool,KlonD90/tarantool,dkorolev/tarantool