Update docs/patterns/deferredcallbacks.rst
Update docs/patterns/deferredcallbacks.rst

fix example code in Deferred Callback docs: don't set response upon executing callback
sam-tsai/flask,s7v7nislands/flask,abdulbaqi/flask,visaxin/flask,JamesTFarrington/flask,dhruvsrivastava/flask,nZac/flask,pallets/flask,happyspace/flask,mAzurkovic/flask,suppandi/flask,VShangxiao/flask,jawed123/flask,lalinsky/flask,VShangxiao/flask,sam-tsai/flask,GavinCruise/flask,tjxiter/flask,fevxie/flask,mitchfriedman/flask,tristanfisher/flask,szymonm/flask,SsangYoon/Flask,RohithKP/flask,suppandi/flask,VictorChaun/flask,arvinls/flask,wudafucode/flask,hyunchel/flask,lyn233/flask,postelin/flask,bodefuwa/flask,skmezanul/flask,wudafucode/flask,alanhamlett/flask,bluedazzle/flask,wtorcasoGB/flask,moluzhang/flask,lord63-forks/flask,ghhong1986/flask,ryandvill/flask,arvinls/flask,fanshaohua-fan/flask,godfreyy/flask,aniketshukla/flask,jeezybrick/flask,lyn233/flask,abdulbaqi/flask,ryandvill/flask,chuijiaolianying/flask,jstacoder/flask,vishnugonela/flask,erishforG/flask,tangfeng1/flask,kyle-sorensen/flask,xiaoshaozi52/flask,horica-ionescu/flask,Endika/flask,vivekanand1101/flask,margguo/flask,cliu-aa/flask,robertglen/flask,drewja/flask,HeyItsAlan/flask,q1ang/flask,wldtyp/flask,hoatle/flask,liukaijv/flask,kyle-sorensen/flask,AndreaEdwards/flask,jorpramo/flask,chenke91/flask,mrdon/flask,nju520/flask,WSDC-NITWarangal/flask,wilbert-abreu/flask,MjAbuz/flask,auready/flask,liukaijv/flask,Papa2k15/flask,AvivC/flask,mAzurkovic/flask,robertglen/flask,JamesTFarrington/flask,mitchfriedman/flask,kuku940/flask,garaden/flask,alanhamlett/flask,Freebird2014/flask,alanhamlett/flask,jawed123/flask,Parkayun/flask,liuyi1112/flask,liuyi1112/flask,erishforG/flask,brianbeale/flask,ABaldwinHunter/flask-clone-classic,raven47git/flask,Ricardo666666/flask,tjxiter/flask,karen-wang/flask,EasonYi/flask,niima/flask,artleaf/flask,wklken/flask,oculardexterity/flask,stephaniemertz/flask,edcomstock/flask,postelin/flask,dhruvsrivastava/flask,raven47git/flask,AndreaEdwards/flask,TylerB24890/flask,nwags/flask,chenrenyi/flask,jonieli/flask,nZac/flask,sixpi/flask,onetinyr/flask,gangeshwark/flask,vishnugonela/flask,jonatanblue/flask,jonieli/flask,Endika/flask,ZacariasBendeck/flask,happyspace/flask,algoStruct/flask,chuijiaolianying/flask,karlw00t/flask,LonglyCode/flask,zailushangde/flask,GavinCruise/flask,happyspace/flask,hyunchel/flask,justanr/flask,liaoqingwei/flask,ffsdmad/flask,fkazimierczak/flask,luzzyzhang/flask,sonnyhu/flask,MjAbuz/flask,drewja/flask,nju520/flask,gilesburnfield/flask,szymonm/flask,mysweet/flask,ezequielo/flask,ezequielo/flask,godfreyy/flask,tripathi62674/flask,skmezanul/flask,mrdon/flask,wilbert-abreu/flask,VictorChaun/flask,tristanfisher/flask,margguo/flask,tony/flask,dominjune/flask,mrdon/flask,bodefuwa/flask,ghhong1986/flask,lord63-forks/flask,alexwidener/flask,jstacoder/flask,fkazimierczak/flask,fevxie/flask,tangfeng1/flask,AndreaEdwards/flask,ankurpandey/flask,wldtyp/flask,elelianghh/flask,mitsuhiko/flask,qinfengsuiyu/flask,jiimaho/flask,luvten/flask,ZacariasBendeck/flask,visaxin/flask,hoatle/flask,horica-ionescu/flask,jiimaho/flask,niima/flask,karen-wang/flask,dawran6/flask,fkazimierczak/flask,beni55/flask,justanr/flask,jenalgit/flask,mujiatong/flask,SsangYoon/Flask,pledo/flask,karen-wang/flask,wklken/flask,homeworkprod/flask,kuhli/flask,q1ang/flask,Freebird2014/flask,fengsp/flask,luvten/flask,Faiz7412/flask,zoyanhui/flask,rollingstone/flask,antsar/flask,pallets/flask,sgrepo/flask,stephaniemertz/flask,aniketshukla/flask,cliu-aa/flask,gangeshwark/flask,jstacoder/flask,wtorcasoGB/flask,qinfengsuiyu/flask,anujk3/flask,justanr/flask,kyle-sorensen/flask,nwags/flask,anujk3/flask,liuyi1112/flask,jenalgit/flask,ffsdmad/flask,flabe81/flask,wtl-zju/flask,rollingstone/flask,JingZhou0404/flask,RohithKP/flask,oculardexterity/flask,pinkpet/flask,blankme/flask,felipefuka/flask,dawran6/flask,tony/flask,onetinyr/flask,moluzhang/flask,rawrgulmuffins/flask,treedledee/flask,oculardexterity/flask,elelianghh/flask,vishnugonela/flask,mitsuhiko/flask,liaoqingwei/flask,chuijiaolianying/flask,beni55/flask,ryandvill/flask,sage417/flask,lalinsky/flask,wangjun/flask,dominjune/flask,EasonYi/flask,DesQi/flask,liaoqingwei/flask,algoStruct/flask,huwenhui/flask,Papa2k15/flask,treedledee/flask,warm200/flask,TylerB24890/flask,WSDC-NITWarangal/flask,cgvarela/flask,wangjun/flask,gbolahanalade/flask,sonnyhu/flask,postelin/flask,raven47git/flask,pxzhenren/flask,fanshaohua-fan/flask,brianbeale/flask,suppandi/flask,Faiz7412/flask,szymonm/flask,SsangYoon/Flask,Eagles2F/flask,iamantee/flask,theo-l/flask,chenrenyi/flask,ankravch/flask,chenke91/flask,cheesecake4392/flask,lynget/flask,Ricardo666666/flask,s7v7nislands/flask,gaomingnudt/gm-flask2.0,jeezybrick/flask,alexwidener/flask,blankme/flask,gilesburnfield/flask,Faiz7412/flask,xujianhai/flask,fengsp/flask,antsar/flask,flamelizard/flask,VShangxiao/flask,kuku940/flask,XGiton/flask,mysweet/flask,anujk3/flask,garaden/flask,HeyItsAlan/flask,AvivC/flask,rawrgulmuffins/flask,xiaoshaozi52/flask,gbolahanalade/flask,luzzyzhang/flask,huwenhui/flask,TylerB24890/flask,pledo/flask,tcnoviembre2013/flask,iamantee/flask,wklken/flask,karlw00t/flask,jorpramo/flask,ABaldwinHunter/flask-clone-classic,vivekanand1101/flask,onetinyr/flask,EasonYi/flask,sixpi/flask,warm200/flask,kuhli/flask,LonglyCode/flask,edcomstock/flask,nju520/flask,zoyanhui/flask,sage417/flask,warm200/flask,tripathi62674/flask,ankravch/flask,ezequielo/flask,VictorChaun/flask,DesQi/flask,algoStruct/flask,sgrepo/flask,pinkpet/flask,xujianhai/flask,artleaf/flask,grayswand1r/flask,jonatanblue/flask,bluedazzle/flask,flabe81/flask,felipefuka/flask,Eagles2F/flask,cheesecake4392/flask,mujiatong/flask,XGiton/flask,JingZhou0404/flask,Parkayun/flask,artleaf/flask,tangfeng1/flask,s7v7nislands/flask,jonieli/flask,grayswand1r/flask,homeworkprod/flask,gaomingnudt/gm-flask2.0,theo-l/flask,wtl-zju/flask,auready/flask,drewja/flask,pxzhenren/flask,Ricardo666666/flask,gangeshwark/flask,GavinCruise/flask,chenke91/flask,godfreyy/flask,tcnoviembre2013/flask,flamelizard/flask,mrdon/flask,jenalgit/flask,ankurpandey/flask,adrianmoisey/cptdevops,lynget/flask,adrianmoisey/cptdevops,pallets/flask,jorpramo/flask,ankurpandey/flask,zailushangde/flask,cgvarela/flask,visaxin/flask