proc: fix flakyness in counting_listener_test
proc: fix flakyness in counting_listener_test

cgvarela/vitess,fengshao0907/vitess,tirsen/vitess,enisoc/vitess,alainjobart/vitess,HubSpot/vitess,anusornc/vitess,dumbunny/vitess,netroby/vitess,yangzhongj/vitess,yaoshengzhe/vitess,tinyspeck/vitess,applift/vitess,tinyspeck/vitess,anusornc/vitess,erzel/vitess,cloudbearings/vitess,mattharden/vitess,HubSpot/vitess,SDHM/vitess,pivanof/vitess,AndyDiamondstein/vitess,fengshao0907/vitess,aaijazi/vitess,cloudbearings/vitess,aaijazi/vitess,sougou/vitess,erzel/vitess,erzel/vitess,dcadevil/vitess,netroby/vitess,yangzhongj/vitess,enisoc/vitess,erzel/vitess,michael-berlin/vitess,mahak/vitess,sougou/vitess,tirsen/vitess,cloudbearings/vitess,mattharden/vitess,cgvarela/vitess,erzel/vitess,cgvarela/vitess,dcadevil/vitess,HubSpot/vitess,dumbunny/vitess,nurblieh/vitess,HubSpot/vitess,guokeno0/vitess,xgwubin/vitess,sougou/vitess,enisoc/vitess,HubSpot/vitess,dcadevil/vitess,tjyang/vitess,dumbunny/vitess,SDHM/vitess,mahak/vitess,fengshao0907/vitess,AndyDiamondstein/vitess,tjyang/vitess,anusornc/vitess,SDHM/vitess,erzel/vitess,applift/vitess,anusornc/vitess,sougou/vitess,cgvarela/vitess,ptomasroos/vitess,mapbased/vitess,enisoc/vitess,AndyDiamondstein/vitess,kuipertan/vitess,netroby/vitess,tinyspeck/vitess,pivanof/vitess,netroby/vitess,alainjobart/vitess,applift/vitess,aaijazi/vitess,nurblieh/vitess,skyportsystems/vitess,AndyDiamondstein/vitess,ptomasroos/vitess,mapbased/vitess,dumbunny/vitess,kmiku7/vitess-annotated,aaijazi/vitess,atyenoria/vitess,dumbunny/vitess,mahak/vitess,kmiku7/vitess-annotated,guokeno0/vitess,nurblieh/vitess,enisoc/vitess,pivanof/vitess,alainjobart/vitess,mattharden/vitess,yaoshengzhe/vitess,cloudbearings/vitess,tirsen/vitess,vitessio/vitess,dcadevil/vitess,kmiku7/vitess-annotated,mahak/vitess,davygeek/vitess,pivanof/vitess,kmiku7/vitess-annotated,SDHM/vitess,mlc0202/vitess,kuipertan/vitess,cloudbearings/vitess,mattharden/vitess,dumbunny/vitess,SDHM/vitess,mattharden/vitess,nurblieh/vitess,skyportsystems/vitess,vitessio/vitess,cloudbearings/vitess,anusornc/vitess,kuipertan/vitess,rnavarro/vitess,aaijazi/vitess,xgwubin/vitess,dumbunny/vitess,mahak/vitess,kmiku7/vitess-annotated,nurblieh/vitess,erzel/vitess,atyenoria/vitess,dcadevil/vitess,mlc0202/vitess,yangzhongj/vitess,xgwubin/vitess,mlc0202/vitess,tinyspeck/vitess,mapbased/vitess,tirsen/vitess,applift/vitess,enisoc/vitess,yangzhongj/vitess,fengshao0907/vitess,yangzhongj/vitess,tinyspeck/vitess,tjyang/vitess,netroby/vitess,tinyspeck/vitess,pivanof/vitess,ptomasroos/vitess,rnavarro/vitess,yangzhongj/vitess,atyenoria/vitess,xgwubin/vitess,pivanof/vitess,netroby/vitess,xgwubin/vitess,tjyang/vitess,tirsen/vitess,vitessio/vitess,sougou/vitess,anusornc/vitess,ptomasroos/vitess,rnavarro/vitess,rnavarro/vitess,netroby/vitess,yaoshengzhe/vitess,atyenoria/vitess,dumbunny/vitess,kuipertan/vitess,aaijazi/vitess,atyenoria/vitess,rnavarro/vitess,alainjobart/vitess,kuipertan/vitess,michael-berlin/vitess,vitessio/vitess,nurblieh/vitess,AndyDiamondstein/vitess,dcadevil/vitess,kuipertan/vitess,mapbased/vitess,fengshao0907/vitess,cloudbearings/vitess,mapbased/vitess,alainjobart/vitess,davygeek/vitess,mlc0202/vitess,pivanof/vitess,yaoshengzhe/vitess,mlc0202/vitess,SDHM/vitess,skyportsystems/vitess,rnavarro/vitess,alainjobart/vitess,rnavarro/vitess,mattharden/vitess,dcadevil/vitess,fengshao0907/vitess,SDHM/vitess,kmiku7/vitess-annotated,cloudbearings/vitess,vitessio/vitess,applift/vitess,michael-berlin/vitess,tjyang/vitess,dumbunny/vitess,HubSpot/vitess,SDHM/vitess,ptomasroos/vitess,AndyDiamondstein/vitess,erzel/vitess,mlc0202/vitess,nurblieh/vitess,pivanof/vitess,vitessio/vitess,mahak/vitess,nurblieh/vitess,fengshao0907/vitess,vitessio/vitess,davygeek/vitess,fengshao0907/vitess,dumbunny/vitess,yaoshengzhe/vitess,kuipertan/vitess,netroby/vitess,davygeek/vitess,applift/vitess,applift/vitess,xgwubin/vitess,michael-berlin/vitess,skyportsystems/vitess,yaoshengzhe/vitess,sougou/vitess,yaoshengzhe/vitess,aaijazi/vitess,mapbased/vitess,applift/vitess,tjyang/vitess,xgwubin/vitess,michael-berlin/vitess,mapbased/vitess,mlc0202/vitess,cgvarela/vitess,davygeek/vitess,tjyang/vitess,pivanof/vitess,fengshao0907/vitess,ptomasroos/vitess,rnavarro/vitess,cgvarela/vitess,yaoshengzhe/vitess,SDHM/vitess,skyportsystems/vitess,yangzhongj/vitess,HubSpot/vitess,michael-berlin/vitess,michael-berlin/vitess,enisoc/vitess,kuipertan/vitess,guokeno0/vitess,aaijazi/vitess,AndyDiamondstein/vitess,tirsen/vitess,cgvarela/vitess,sougou/vitess,ptomasroos/vitess,anusornc/vitess,davygeek/vitess,anusornc/vitess,yaoshengzhe/vitess,guokeno0/vitess,AndyDiamondstein/vitess,alainjobart/vitess,mahak/vitess,michael-berlin/vitess,kmiku7/vitess-annotated,alainjobart/vitess,cgvarela/vitess,applift/vitess,tirsen/vitess,xgwubin/vitess,mattharden/vitess,ptomasroos/vitess,mapbased/vitess,guokeno0/vitess,AndyDiamondstein/vitess,ptomasroos/vitess,guokeno0/vitess,nurblieh/vitess,netroby/vitess,cloudbearings/vitess,mattharden/vitess,mapbased/vitess,tjyang/vitess,kuipertan/vitess,erzel/vitess,yangzhongj/vitess,xgwubin/vitess,matthard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